diff --git a/adminfront/src/features/api-keys/ApiKeyListPage.tsx b/adminfront/src/features/api-keys/ApiKeyListPage.tsx
index 17ec3f34..24d844e6 100644
--- a/adminfront/src/features/api-keys/ApiKeyListPage.tsx
+++ b/adminfront/src/features/api-keys/ApiKeyListPage.tsx
@@ -38,6 +38,7 @@ import {
   TableHeader,
   TableRow,
 } from "../../components/ui/table";
+import { PageHeader } from "../../../../common/core/components/page";
 import { commonStickyTableHeaderClass } from "../../../../common/ui/table";
 import {
   type ApiKeySummary,
@@ -160,35 +161,33 @@ function ApiKeyListPage() {
 
   return (
     <div className="space-y-6 flex flex-col h-[calc(100vh-theme(spacing.32))]">
-      <header className="flex flex-wrap items-start justify-between gap-4 flex-shrink-0 sticky top-[-2.5rem] z-20 bg-background/95 backdrop-blur pt-4 pb-2 -mt-4">
-        <div className="space-y-2">
-          <h2 className="text-3xl font-semibold">
-            {t("ui.admin.api_keys.list.title", "API 키 관리 (M2M)")}
-          </h2>
-          <p className="text-sm text-[var(--color-muted)]">
-            {t(
-              "msg.admin.api_keys.list.subtitle",
-              "서버 간 통신(Machine-to-Machine)을 위한 API 키를 발급하고 관리합니다.",
-            )}
-          </p>
-        </div>
-        <div className="flex items-center gap-2">
-          <Button
-            variant="outline"
-            onClick={() => query.refetch()}
-            disabled={query.isFetching}
-          >
-            <RefreshCw size={16} />
-            {t("ui.common.refresh", "새로고침")}
-          </Button>
-          <Button asChild>
-            <Link to="/api-keys/new">
-              <Plus size={16} />
-              {t("ui.admin.api_keys.list.add", "API 키 생성")}
-            </Link>
-          </Button>
-        </div>
-      </header>
+      <PageHeader
+        sticky
+        titleAs="h2"
+        title={t("ui.admin.api_keys.list.title", "API 키 관리 (M2M)")}
+        description={t(
+          "msg.admin.api_keys.list.subtitle",
+          "서버 간 통신(Machine-to-Machine)을 위한 API 키를 발급하고 관리합니다.",
+        )}
+        actions={
+          <>
+            <Button
+              variant="outline"
+              onClick={() => query.refetch()}
+              disabled={query.isFetching}
+            >
+              <RefreshCw size={16} />
+              {t("ui.common.refresh", "새로고침")}
+            </Button>
+            <Button asChild>
+              <Link to="/api-keys/new">
+                <Plus size={16} />
+                {t("ui.admin.api_keys.list.add", "API 키 생성")}
+              </Link>
+            </Button>
+          </>
+        }
+      />
 
       <Card className="bg-[var(--color-panel)] flex-1 flex flex-col min-h-0 overflow-hidden">
         <CardHeader className="flex flex-row items-center justify-between flex-shrink-0">
diff --git a/adminfront/src/features/audit/AuditLogsPage.tsx b/adminfront/src/features/audit/AuditLogsPage.tsx
index 04bc643e..29f24a06 100644
--- a/adminfront/src/features/audit/AuditLogsPage.tsx
+++ b/adminfront/src/features/audit/AuditLogsPage.tsx
@@ -32,6 +32,7 @@ import {
   TableHeader,
   TableRow,
 } from "../../components/ui/table";
+import { PageHeader } from "../../../../common/core/components/page";
 import type { AuditLog } from "../../lib/adminApi";
 import { fetchAuditLogs } from "../../lib/adminApi";
 import { t } from "../../lib/i18n";
@@ -164,33 +165,31 @@ function AuditLogsPage() {
 
   return (
     <div className="space-y-6 flex flex-col h-[calc(100vh-theme(spacing.32))]">
-      <header className="flex flex-wrap items-start justify-between gap-4 flex-shrink-0 sticky top-[-2.5rem] z-20 bg-background/95 backdrop-blur pt-4 pb-2 -mt-4">
-        <div>
-          <h2 className="text-3xl font-semibold">
-            {t("ui.admin.audit.title", "감사 로그")}
-          </h2>
-          <p className="text-sm text-[var(--color-muted)]">
-            {t(
-              "msg.admin.audit.subtitle",
-              "Command 요청 기반 ClickHouse 로그를 조회합니다. 사용자/테넌트는 추후 세션 연동 시 자동 채워집니다.",
-            )}
-          </p>
-        </div>
-        <div className="flex items-center gap-2">
-          <Button
-            variant="outline"
-            onClick={() => refetch()}
-            disabled={isFetching}
-          >
-            <RefreshCw size={16} />
-            {t("ui.common.refresh", "새로고침")}
-          </Button>
-          <Button>
-            <ListChecks size={16} />
-            {t("ui.admin.audit.export_csv", "Export CSV")}
-          </Button>
-        </div>
-      </header>
+      <PageHeader
+        sticky
+        titleAs="h2"
+        title={t("ui.admin.audit.title", "감사 로그")}
+        description={t(
+          "msg.admin.audit.subtitle",
+          "Command 요청 기반 ClickHouse 로그를 조회합니다. 사용자/테넌트는 추후 세션 연동 시 자동 채워집니다.",
+        )}
+        actions={
+          <>
+            <Button
+              variant="outline"
+              onClick={() => refetch()}
+              disabled={isFetching}
+            >
+              <RefreshCw size={16} />
+              {t("ui.common.refresh", "새로고침")}
+            </Button>
+            <Button>
+              <ListChecks size={16} />
+              {t("ui.admin.audit.export_csv", "Export CSV")}
+            </Button>
+          </>
+        }
+      />
 
       <Card className="glass-panel flex-1 flex flex-col min-h-0 overflow-hidden">
         <CardHeader className="flex flex-row items-center justify-between flex-shrink-0">
diff --git a/adminfront/src/features/users/UserListPage.tsx b/adminfront/src/features/users/UserListPage.tsx
index cf89b6fa..53dc0e65 100644
--- a/adminfront/src/features/users/UserListPage.tsx
+++ b/adminfront/src/features/users/UserListPage.tsx
@@ -29,6 +29,7 @@ import {
   sortItems,
   toggleSort,
 } from "../../../../common/core/utils";
+import { PageHeader } from "../../../../common/core/components/page";
 import {
   commonTableShellClass,
   commonTableViewportClass,
@@ -411,184 +412,156 @@ function UserListPage() {
 
   return (
     <div className="space-y-6 flex flex-col h-[calc(100vh-theme(spacing.32))]">
-      <header className="flex flex-wrap items-start justify-between gap-4 flex-shrink-0 sticky top-[-2.5rem] z-20 bg-background/95 backdrop-blur pt-4 pb-2 -mt-4">
-        <div className="space-y-2">
-          <h2 className="text-3xl font-semibold" data-testid="page-title">
+      <PageHeader
+        sticky
+        titleAs="h2"
+        title={
+          <span data-testid="page-title">
             {t("ui.admin.users.list.title", "사용자 관리")}
-          </h2>
-          <p className="text-sm text-[var(--color-muted)]">
-            {t(
-              "msg.admin.users.list.subtitle",
-              "시스템 사용자를 조회하고 관리합니다.",
-            )}
-          </p>
-        </div>
-        <div className="flex items-center gap-2">
-          <div className="flex items-center gap-2 mr-2">
-            <div className="relative w-48">
-              <Search className="absolute left-2.5 top-2.5 h-4 w-4 text-muted-foreground" />
-              <Input
-                placeholder={t(
-                  "ui.admin.users.list.search_placeholder",
-                  "이름 또는 이메일 검색...",
-                )}
-                className="pl-9 h-9"
-                value={searchDraft}
-                onChange={(e) => setSearchDraft(e.target.value)}
-                onKeyDown={handleKeyDown}
-              />
+          </span>
+        }
+        description={t(
+          "msg.admin.users.list.subtitle",
+          "시스템 사용자를 조회하고 관리합니다.",
+        )}
+        actions={
+          <>
+            <div className="mr-2 flex items-center gap-2">
+              <div className="relative w-48">
+                <Search className="absolute left-2.5 top-2.5 h-4 w-4 text-muted-foreground" />
+                <Input
+                  placeholder={t(
+                    "ui.admin.users.list.search_placeholder",
+                    "이름 또는 이메일 검색...",
+                  )}
+                  className="h-9 pl-9"
+                  value={searchDraft}
+                  onChange={(e) => setSearchDraft(e.target.value)}
+                  onKeyDown={handleKeyDown}
+                />
+              </div>
+
+              <select
+                className="flex h-9 w-[160px] rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:opacity-50"
+                value={selectedCompany}
+                onChange={(e) => {
+                  setSelectedCompany(e.target.value);
+                  setPage(1);
+                }}
+                disabled={profile?.role === "tenant_admin"}
+              >
+                <option value="">{t("ui.common.all", "전체 테넌트")}</option>
+                {tenants.map((t) => (
+                  <option key={t.id} value={t.slug}>
+                    {t.name}
+                  </option>
+                ))}
+              </select>
+
+              <Button
+                variant="secondary"
+                size="sm"
+                onClick={handleSearch}
+                className="h-9"
+              >
+                {t("ui.common.search", "검색")}
+              </Button>
             </div>
 
-            <select
-              className="flex h-9 w-[160px] rounded-md border border-input bg-transparent px-3 py-1 text-sm shadow-sm transition-colors focus-visible:outline-none focus-visible:ring-1 focus-visible:ring-ring disabled:opacity-50"
-              value={selectedCompany}
-              onChange={(e) => {
-                setSelectedCompany(e.target.value);
-                setPage(1);
-              }}
-              disabled={profile?.role === "tenant_admin"}
-            >
-              <option value="">{t("ui.common.all", "전체 테넌트")}</option>
-              {tenants.map((t) => (
-                <option key={t.id} value={t.slug}>
-                  {t.name}
-                </option>
-              ))}
-            </select>
-
             <Button
-              variant="secondary"
+              variant="outline"
               size="sm"
-              onClick={handleSearch}
               className="h-9"
+              onClick={() => query.refetch()}
+              disabled={query.isFetching}
             >
-              {t("ui.common.search", "검색")}
-            </Button>
-          </div>
-
-          <DropdownMenu>
-            <DropdownMenuTrigger asChild>
-              <Button
-                variant="outline"
-                size="sm"
-                data-testid="user-data-mgmt-btn"
-                className="gap-2 h-9"
-              >
-                <LayoutDashboard size={16} />
-                {t("ui.admin.users.data_mgmt", "데이터 관리")}
-                <ChevronDown size={14} className="opacity-50" />
-              </Button>
-            </DropdownMenuTrigger>
-            <DropdownMenuContent align="end" className="w-56">
-              <DropdownMenuItem
-                onClick={() => handleExport(false)}
-                disabled={exportMutation.isPending}
-                data-testid="user-export-menu-item"
-                className="cursor-pointer"
-              >
-                <FileDown size={16} className="mr-2 opacity-50" />
-                {t("ui.common.export_without_ids", "UUID 제외 내보내기")}
-              </DropdownMenuItem>
-              <DropdownMenuItem
-                onClick={() => handleExport(true)}
-                disabled={exportMutation.isPending}
-                data-testid="user-export-with-ids-menu-item"
-                className="cursor-pointer"
-              >
-                <FileDown size={16} className="mr-2 opacity-50" />
-                {t("ui.common.export_with_ids", "UUID 포함 내보내기")}
-              </DropdownMenuItem>
-              <DropdownMenuSeparator />
-              <DropdownMenuItem
-                className="px-2 py-1.5 focus:bg-transparent cursor-default"
-                onSelect={(e) => e.preventDefault()}
-              >
-                <UserBulkUploadModal
-                  onSuccess={() => query.refetch()}
-                  variant="dropdown"
-                />
-              </DropdownMenuItem>
-            </DropdownMenuContent>
-          </DropdownMenu>
-
-          <Button
-            variant="outline"
-            size="sm"
-            className="w-9 px-0 h-9"
-            onClick={() => query.refetch()}
-            disabled={query.isFetching}
-            title={t("ui.common.refresh", "새로고침")}
-          >
-            <RefreshCw size={16} />
-            <span className="sr-only">
+              <RefreshCw size={16} />
               {t("ui.common.refresh", "새로고침")}
-            </span>
-          </Button>
-
-          <Dialog>
-            <DialogTrigger asChild>
-              <Button variant="outline" size="icon" className="h-9 w-9">
-                <Settings2 size={16} />
-              </Button>
-            </DialogTrigger>
-            <DialogContent>
-              <DialogHeader>
-                <DialogTitle>
-                  {t("ui.admin.users.list.columns.title", "표시 컬럼 설정")}
-                </DialogTitle>
-                <DialogDescription>
-                  {t(
-                    "msg.admin.users.list.columns.description",
-                    "사용자 목록에 표시할 커스텀 필드를 선택하세요.",
-                  )}
-                </DialogDescription>
-              </DialogHeader>
-              <div className="grid gap-4 py-4">
-                {userSchema.length === 0 && (
-                  <p className="text-sm text-muted-foreground text-center py-4">
+            </Button>
+            <Button
+              variant="outline"
+              onClick={() => handleExport(false)}
+              className="gap-2"
+              disabled={exportMutation.isPending}
+            >
+              <FileDown size={16} />
+              {t("ui.common.export_without_ids", "UUID 제외 내보내기")}
+            </Button>
+            <Button
+              variant="outline"
+              onClick={() => handleExport(true)}
+              className="gap-2"
+              disabled={exportMutation.isPending}
+            >
+              <FileDown size={16} />
+              {t("ui.common.export_with_ids", "UUID 포함")}
+            </Button>
+            <UserBulkUploadModal onSuccess={() => query.refetch()} />
+            <Dialog>
+              <DialogTrigger asChild>
+                <Button variant="outline" size="icon" className="h-9 w-9">
+                  <Settings2 size={16} />
+                </Button>
+              </DialogTrigger>
+              <DialogContent>
+                <DialogHeader>
+                  <DialogTitle>
+                    {t("ui.admin.users.list.columns.title", "표시 컬럼 설정")}
+                  </DialogTitle>
+                  <DialogDescription>
                     {t(
-                      "msg.admin.users.list.columns.no_custom",
-                      "현재 테넌트에 정의된 커스텀 필드가 없습니다.",
+                      "msg.admin.users.list.columns.description",
+                      "사용자 목록에 표시할 커스텀 필드를 선택하세요.",
                     )}
-                  </p>
-                )}
-                {userSchema.map((field) => (
-                  <label
-                    key={field.key}
-                    className="flex items-center gap-3 p-2 rounded-lg hover:bg-muted/50 cursor-pointer"
-                  >
-                    <input
-                      type="checkbox"
-                      className="w-4 h-4 rounded border-gray-300 text-primary focus:ring-primary"
-                      checked={visibleColumns[field.key] !== false}
-                      onChange={() => toggleColumn(field.key)}
-                    />
-                    <div className="flex flex-col">
-                      <span className="text-sm font-medium">{field.label}</span>
-                      <span className="text-xs text-muted-foreground font-mono">
-                        {field.key}
-                      </span>
-                    </div>
-                  </label>
-                ))}
-              </div>
-              <DialogFooter>
-                <DialogTrigger asChild>
-                  <Button variant="secondary">
-                    {t("ui.common.close", "닫기")}
-                  </Button>
-                </DialogTrigger>
-              </DialogFooter>
-            </DialogContent>
-          </Dialog>
-          <Button asChild size="sm" className="h-9">
-            <Link to="/users/new">
-              <Plus size={16} />
-              {t("ui.admin.users.list.add", "사용자 추가")}
-            </Link>
-          </Button>
-        </div>
-      </header>
+                  </DialogDescription>
+                </DialogHeader>
+                <div className="grid gap-4 py-4">
+                  {userSchema.length === 0 && (
+                    <p className="py-4 text-center text-sm text-muted-foreground">
+                      {t(
+                        "msg.admin.users.list.columns.no_custom",
+                        "현재 테넌트에 정의된 커스텀 필드가 없습니다.",
+                      )}
+                    </p>
+                  )}
+                  {userSchema.map((field) => (
+                    <label
+                      key={field.key}
+                      className="flex cursor-pointer items-center gap-3 rounded-lg p-2 hover:bg-muted/50"
+                    >
+                      <input
+                        type="checkbox"
+                        className="h-4 w-4 rounded border-gray-300 text-primary focus:ring-primary"
+                        checked={visibleColumns[field.key] !== false}
+                        onChange={() => toggleColumn(field.key)}
+                      />
+                      <div className="flex flex-col">
+                        <span className="text-sm font-medium">{field.label}</span>
+                        <span className="font-mono text-xs text-muted-foreground">
+                          {field.key}
+                        </span>
+                      </div>
+                    </label>
+                  ))}
+                </div>
+                <DialogFooter>
+                  <DialogTrigger asChild>
+                    <Button variant="secondary">
+                      {t("ui.common.close", "닫기")}
+                    </Button>
+                  </DialogTrigger>
+                </DialogFooter>
+              </DialogContent>
+            </Dialog>
+            <Button asChild size="sm" className="h-9">
+              <Link to="/users/new">
+                <Plus size={16} />
+                {t("ui.admin.users.list.add", "사용자 추가")}
+              </Link>
+            </Button>
+          </>
+        }
+      />
 
       <Card className="flex-1 flex flex-col min-h-0 bg-[var(--color-panel)] overflow-hidden">
         <CardHeader className="flex flex-row items-center justify-between flex-shrink-0">