diff --git a/backend-node/src/controllers/tableManagementController.ts b/backend-node/src/controllers/tableManagementController.ts
index 8b1f859d..45d888e1 100644
--- a/backend-node/src/controllers/tableManagementController.ts
+++ b/backend-node/src/controllers/tableManagementController.ts
@@ -1599,3 +1599,96 @@ export async function toggleLogTable(
     res.status(500).json(response);
   }
 }
+
+/**
+ * 메뉴의 형제 메뉴들이 사용하는 모든 테이블의 카테고리 타입 컬럼 조회
+ * 
+ * @route GET /api/table-management/menu/:menuObjid/category-columns
+ * @description 형제 메뉴들의 화면에서 사용하는 테이블의 input_type='category' 컬럼 조회
+ */
+export async function getCategoryColumnsByMenu(
+  req: AuthenticatedRequest,
+  res: Response
+): Promise<void> {
+  try {
+    const { menuObjid } = req.params;
+    const companyCode = req.user?.companyCode;
+
+    logger.info("📥 메뉴별 카테고리 컬럼 조회 요청", { menuObjid, companyCode });
+
+    if (!menuObjid) {
+      return res.status(400).json({
+        success: false,
+        message: "메뉴 OBJID가 필요합니다.",
+      });
+    }
+
+    // 1. 형제 메뉴 조회
+    const { getSiblingMenuObjids } = await import("../services/menuService");
+    const siblingObjids = await getSiblingMenuObjids(parseInt(menuObjid));
+    
+    logger.info("✅ 형제 메뉴 조회 완료", { siblingObjids });
+
+    // 2. 형제 메뉴들이 사용하는 테이블 조회
+    const { getPool } = await import("../database/db");
+    const pool = getPool();
+    
+    const tablesQuery = `
+      SELECT DISTINCT table_name
+      FROM screen_definitions
+      WHERE menu_objid = ANY($1)
+        AND company_code = $2
+        AND table_name IS NOT NULL
+    `;
+    
+    const tablesResult = await pool.query(tablesQuery, [siblingObjids, companyCode]);
+    const tableNames = tablesResult.rows.map((row: any) => row.table_name);
+    
+    logger.info("✅ 형제 메뉴 테이블 조회 완료", { tableNames });
+
+    if (tableNames.length === 0) {
+      return res.json({
+        success: true,
+        data: [],
+        message: "형제 메뉴에 연결된 테이블이 없습니다.",
+      });
+    }
+
+    // 3. 테이블들의 카테고리 타입 컬럼 조회
+    const columnsQuery = `
+      SELECT 
+        table_name AS "tableName",
+        column_name AS "columnName",
+        column_label AS "columnLabel",
+        input_type AS "inputType"
+      FROM table_type_columns
+      WHERE table_name = ANY($1)
+        AND company_code = $2
+        AND input_type = 'category'
+      ORDER BY table_name, column_name
+    `;
+    
+    const columnsResult = await pool.query(columnsQuery, [tableNames, companyCode]);
+    
+    logger.info("✅ 카테고리 컬럼 조회 완료", { 
+      columnCount: columnsResult.rows.length 
+    });
+
+    res.json({
+      success: true,
+      data: columnsResult.rows,
+      message: "카테고리 컬럼 조회 성공",
+    });
+  } catch (error: any) {
+    logger.error("❌ 메뉴별 카테고리 컬럼 조회 실패", {
+      error: error.message,
+      errorStack: error.stack,
+    });
+
+    res.status(500).json({
+      success: false,
+      message: "카테고리 컬럼 조회에 실패했습니다.",
+      error: error.message,
+    });
+  }
+}
diff --git a/backend-node/src/routes/tableManagementRoutes.ts b/backend-node/src/routes/tableManagementRoutes.ts
index 0ec8c162..5ea98489 100644
--- a/backend-node/src/routes/tableManagementRoutes.ts
+++ b/backend-node/src/routes/tableManagementRoutes.ts
@@ -23,6 +23,7 @@ import {
   getLogConfig,
   getLogData,
   toggleLogTable,
+  getCategoryColumnsByMenu, // 🆕 메뉴별 카테고리 컬럼 조회
 } from "../controllers/tableManagementController";
 
 const router = express.Router();
@@ -187,4 +188,14 @@ router.get("/tables/:tableName/log", getLogData);
  */
 router.post("/tables/:tableName/log/toggle", toggleLogTable);
 
+// ========================================
+// 메뉴 기반 카테고리 관리 API
+// ========================================
+
+/**
+ * 메뉴의 형제 메뉴들이 사용하는 모든 테이블의 카테고리 타입 컬럼 조회
+ * GET /api/table-management/menu/:menuObjid/category-columns
+ */
+router.get("/menu/:menuObjid/category-columns", getCategoryColumnsByMenu);
+
 export default router;
diff --git a/frontend/app/(main)/screens/[screenId]/page.tsx b/frontend/app/(main)/screens/[screenId]/page.tsx
index 5c2c587b..6fc7bab8 100644
--- a/frontend/app/(main)/screens/[screenId]/page.tsx
+++ b/frontend/app/(main)/screens/[screenId]/page.tsx
@@ -473,6 +473,7 @@ export default function ScreenViewPage() {
                                   userId={user?.userId}
                                   userName={userName}
                                   companyCode={companyCode}
+                                  menuObjid={menuObjid}
                                   selectedRowsData={selectedRowsData}
                                   sortBy={tableSortBy}
                                   sortOrder={tableSortOrder}
diff --git a/frontend/components/layout/AppLayout.tsx b/frontend/components/layout/AppLayout.tsx
index 51c070cd..e87dc73d 100644
--- a/frontend/components/layout/AppLayout.tsx
+++ b/frontend/components/layout/AppLayout.tsx
@@ -274,10 +274,14 @@ function AppLayoutInner({ children }: AppLayoutProps) {
           // 할당된 화면이 있으면 첫 번째 화면으로 이동
           const firstScreen = assignedScreens[0];
 
-          // 관리자 모드 상태를 쿼리 파라미터로 전달
-          const screenPath = isAdminMode
-            ? `/screens/${firstScreen.screenId}?mode=admin`
-            : `/screens/${firstScreen.screenId}`;
+          // 관리자 모드 상태와 menuObjid를 쿼리 파라미터로 전달
+          const params = new URLSearchParams();
+          if (isAdminMode) {
+            params.set("mode", "admin");
+          }
+          params.set("menuObjid", menuObjid.toString());
+          
+          const screenPath = `/screens/${firstScreen.screenId}?${params.toString()}`;
 
           router.push(screenPath);
           if (isMobile) {
diff --git a/frontend/components/screen/widgets/CategoryWidget.tsx b/frontend/components/screen/widgets/CategoryWidget.tsx
index 3e1c7f7b..2974ed60 100644
--- a/frontend/components/screen/widgets/CategoryWidget.tsx
+++ b/frontend/components/screen/widgets/CategoryWidget.tsx
@@ -6,20 +6,52 @@ import { CategoryValueManager } from "@/components/table-category/CategoryValueM
 import { GripVertical } from "lucide-react";
 
 interface CategoryWidgetProps {
-  widgetId: string;
-  tableName: string; // 현재 화면의 테이블
-  menuObjid?: number; // 현재 메뉴 OBJID (메뉴 스코프)
+  widgetId?: string;
+  tableName?: string; // 현재 화면의 테이블 (옵션 - 형제 메뉴 전체 표시)
+  menuObjid?: number; // 현재 메뉴 OBJID (메뉴 스코프) - 필수
+  component?: any; // DynamicComponentRenderer에서 전달되는 컴포넌트 정보
+  [key: string]: any; // 추가 props 허용
 }
 
 /**
  * 카테고리 관리 위젯 (좌우 분할)
- * - 좌측: 현재 테이블의 카테고리 타입 컬럼 목록
+ * - 좌측: 형제 메뉴들의 모든 카테고리 타입 컬럼 목록 (메뉴 스코프)
  * - 우측: 선택된 컬럼의 카테고리 값 관리 (메뉴 스코프)
  */
-export function CategoryWidget({ widgetId, tableName, menuObjid }: CategoryWidgetProps) {
+export function CategoryWidget({ widgetId, tableName, menuObjid, component, ...props }: CategoryWidgetProps) {
+  // menuObjid가 없으면 경고 로그
+  React.useEffect(() => {
+    console.log("🔍 CategoryWidget 받은 props:", {
+      widgetId,
+      tableName,
+      menuObjid,
+      hasComponent: !!component,
+      propsKeys: Object.keys(props),
+      propsMenuObjid: props.menuObjid,
+      allProps: { widgetId, tableName, menuObjid, ...props },
+    });
+    
+    if (!menuObjid && !props.menuObjid) {
+      console.warn("⚠️ CategoryWidget: menuObjid가 전달되지 않았습니다", { 
+        component, 
+        props,
+        allAvailableProps: { widgetId, tableName, menuObjid, ...props }
+      });
+    } else {
+      console.log("✅ CategoryWidget 렌더링", { 
+        widgetId, 
+        tableName, 
+        menuObjid: menuObjid || props.menuObjid 
+      });
+    }
+  }, [menuObjid, widgetId, tableName, component, props]);
+  // menuObjid 우선순위: 직접 전달된 값 > props에서 추출한 값
+  const effectiveMenuObjid = menuObjid || props.menuObjid;
+  
   const [selectedColumn, setSelectedColumn] = useState<{
     columnName: string;
     columnLabel: string;
+    tableName: string;
   } | null>(null);
   
   const [leftWidth, setLeftWidth] = useState(15); // 초기값 15%
@@ -67,10 +99,10 @@ export function CategoryWidget({ widgetId, tableName, menuObjid }: CategoryWidge
         <CategoryColumnList
           tableName={tableName}
           selectedColumn={selectedColumn?.columnName || null}
-          onColumnSelect={(columnName, columnLabel) =>
-            setSelectedColumn({ columnName, columnLabel })
+          onColumnSelect={(columnName, columnLabel, tableName) =>
+            setSelectedColumn({ columnName, columnLabel, tableName })
           }
-          menuObjid={menuObjid}
+          menuObjid={effectiveMenuObjid}
         />
       </div>
 
@@ -86,10 +118,10 @@ export function CategoryWidget({ widgetId, tableName, menuObjid }: CategoryWidge
       <div style={{ width: `${100 - leftWidth - 1}%` }} className="pl-3">
         {selectedColumn ? (
           <CategoryValueManager
-            tableName={tableName}
+            tableName={selectedColumn.tableName}
             columnName={selectedColumn.columnName}
             columnLabel={selectedColumn.columnLabel}
-            menuObjid={menuObjid}
+            menuObjid={effectiveMenuObjid}
           />
         ) : (
           <div className="flex h-64 flex-col items-center justify-center rounded-lg border bg-card shadow-sm">
diff --git a/frontend/components/table-category/CategoryColumnList.tsx b/frontend/components/table-category/CategoryColumnList.tsx
index db6af71c..0e25643e 100644
--- a/frontend/components/table-category/CategoryColumnList.tsx
+++ b/frontend/components/table-category/CategoryColumnList.tsx
@@ -6,6 +6,7 @@ import { getCategoryValues } from "@/lib/api/tableCategoryValue";
 import { FolderTree, Loader2 } from "lucide-react";
 
 interface CategoryColumn {
+  tableName: string;
   columnName: string;
   columnLabel: string;
   inputType: string;
@@ -13,95 +14,84 @@ interface CategoryColumn {
 }
 
 interface CategoryColumnListProps {
-  tableName: string;
+  tableName: string; // 현재 화면의 테이블 (사용하지 않음 - 형제 메뉴 전체 표시)
   selectedColumn: string | null;
-  onColumnSelect: (columnName: string, columnLabel: string) => void;
-  menuObjid?: number; // 현재 메뉴 OBJID (메뉴 스코프)
+  onColumnSelect: (columnName: string, columnLabel: string, tableName: string) => void;
+  menuObjid?: number; // 현재 메뉴 OBJID (필수)
 }
 
 /**
  * 카테고리 컬럼 목록 (좌측 패널)
- * - 현재 테이블에서 input_type='category'인 컬럼들을 표시 (메뉴 스코프)
+ * - 형제 메뉴들의 모든 카테고리 타입 컬럼을 표시 (메뉴 스코프)
  */
 export function CategoryColumnList({ tableName, selectedColumn, onColumnSelect, menuObjid }: CategoryColumnListProps) {
   const [columns, setColumns] = useState<CategoryColumn[]>([]);
   const [isLoading, setIsLoading] = useState(false);
 
   useEffect(() => {
-    loadCategoryColumns();
-  }, [tableName]);
+    if (menuObjid) {
+      loadCategoryColumnsByMenu();
+    } else {
+      console.warn("⚠️ menuObjid가 없어서 카테고리 컬럼을 로드할 수 없습니다");
+      setColumns([]);
+    }
+  }, [menuObjid]);
 
-  const loadCategoryColumns = async () => {
+  const loadCategoryColumnsByMenu = async () => {
     setIsLoading(true);
     try {
-      // table_type_columns에서 input_type = 'category'인 컬럼 조회
-      const response = await apiClient.get(`/table-management/tables/${tableName}/columns`);
+      console.log("🔍 형제 메뉴의 카테고리 컬럼 조회 시작", { menuObjid });
+      
+      // 새 API: 형제 메뉴들의 카테고리 컬럼 조회
+      const response = await apiClient.get(`/table-management/menu/${menuObjid}/category-columns`);
 
-      console.log("🔍 테이블 컬럼 API 응답:", {
-        tableName,
+      console.log("✅ 메뉴별 카테고리 컬럼 API 응답:", {
+        menuObjid,
         response: response.data,
-        type: typeof response.data,
-        isArray: Array.isArray(response.data),
       });
 
-      // API 응답 구조 파싱 (여러 가능성 대응)
-      let allColumns: any[] = [];
+      let categoryColumns: any[] = [];
 
-      if (Array.isArray(response.data)) {
-        // response.data가 직접 배열인 경우
-        allColumns = response.data;
-      } else if (response.data.data && response.data.data.columns && Array.isArray(response.data.data.columns)) {
-        // response.data.data.columns가 배열인 경우 (table-management API)
-        allColumns = response.data.data.columns;
-      } else if (response.data.data && Array.isArray(response.data.data)) {
-        // response.data.data가 배열인 경우
-        allColumns = response.data.data;
-      } else if (response.data.columns && Array.isArray(response.data.columns)) {
-        // response.data.columns가 배열인 경우
-        allColumns = response.data.columns;
+      if (response.data.success && response.data.data) {
+        categoryColumns = response.data.data;
+      } else if (Array.isArray(response.data)) {
+        categoryColumns = response.data;
       } else {
         console.warn("⚠️ 예상하지 못한 API 응답 구조:", response.data);
-        allColumns = [];
+        categoryColumns = [];
       }
 
-      console.log("🔍 파싱된 컬럼 목록:", {
-        totalColumns: allColumns.length,
-        sample: allColumns.slice(0, 3),
-      });
-
-      // category 타입만 필터링
-      const categoryColumns = allColumns.filter(
-        (col: any) => col.inputType === "category" || col.input_type === "category",
-      );
-
-      console.log("✅ 카테고리 컬럼:", {
+      console.log("✅ 카테고리 컬럼 파싱 완료:", {
         count: categoryColumns.length,
         columns: categoryColumns.map((c: any) => ({
-          name: c.columnName || c.column_name,
-          type: c.inputType || c.input_type,
+          table: c.tableName,
+          column: c.columnName,
+          label: c.columnLabel,
         })),
       });
 
+      // 각 컬럼의 값 개수 가져오기
       const columnsWithCount = await Promise.all(
         categoryColumns.map(async (col: any) => {
-          const colName = col.columnName || col.column_name;
-          const colLabel = col.columnLabel || col.column_label || col.displayName || colName;
+          const colTable = col.tableName;
+          const colName = col.columnName;
+          const colLabel = col.columnLabel || colName;
 
-          // 각 컬럼의 값 개수 가져오기
           let valueCount = 0;
           try {
-            const valuesResult = await getCategoryValues(tableName, colName, false, menuObjid);
+            const valuesResult = await getCategoryValues(colTable, colName, false, menuObjid);
             if (valuesResult.success && valuesResult.data) {
               valueCount = valuesResult.data.length;
             }
           } catch (error) {
-            console.error(`항목 개수 조회 실패 (${colName}):`, error);
+            console.error(`항목 개수 조회 실패 (${colTable}.${colName}):`, error);
           }
 
           return {
+            tableName: colTable,
             columnName: colName,
             columnLabel: colLabel,
-            inputType: col.inputType || col.input_type,
+            inputType: col.inputType,
             valueCount,
           };
         }),
@@ -112,7 +102,7 @@ export function CategoryColumnList({ tableName, selectedColumn, onColumnSelect,
       // 첫 번째 컬럼 자동 선택
       if (columnsWithCount.length > 0 && !selectedColumn) {
         const firstCol = columnsWithCount[0];
-        onColumnSelect(firstCol.columnName, firstCol.columnLabel);
+        onColumnSelect(firstCol.columnName, firstCol.columnLabel, firstCol.tableName);
       }
     } catch (error) {
       console.error("❌ 카테고리 컬럼 조회 실패:", error);
@@ -153,27 +143,31 @@ export function CategoryColumnList({ tableName, selectedColumn, onColumnSelect,
       </div>
 
       <div className="space-y-2">
-        {columns.map((column) => (
-          <div
-            key={column.columnName}
-            onClick={() => onColumnSelect(column.columnName, column.columnLabel || column.columnName)}
-            className={`cursor-pointer rounded-lg border px-4 py-2 transition-all ${
-              selectedColumn === column.columnName ? "border-primary bg-primary/10 shadow-sm" : "hover:bg-muted/50"
-            }`}
-          >
-            <div className="flex items-center gap-2">
-              <FolderTree
-                className={`h-4 w-4 ${selectedColumn === column.columnName ? "text-primary" : "text-muted-foreground"}`}
-              />
-              <div className="flex-1">
-                <h4 className="text-sm font-semibold">{column.columnLabel || column.columnName}</h4>
+        {columns.map((column) => {
+          const uniqueKey = `${column.tableName}.${column.columnName}`;
+          return (
+            <div
+              key={uniqueKey}
+              onClick={() => onColumnSelect(column.columnName, column.columnLabel || column.columnName, column.tableName)}
+              className={`cursor-pointer rounded-lg border px-4 py-2 transition-all ${
+                selectedColumn === column.columnName ? "border-primary bg-primary/10 shadow-sm" : "hover:bg-muted/50"
+              }`}
+            >
+              <div className="flex items-center gap-2">
+                <FolderTree
+                  className={`h-4 w-4 ${selectedColumn === column.columnName ? "text-primary" : "text-muted-foreground"}`}
+                />
+                <div className="flex-1">
+                  <h4 className="text-sm font-semibold">{column.columnLabel || column.columnName}</h4>
+                  <p className="text-muted-foreground text-xs">{column.tableName}</p>
+                </div>
+                <span className="text-muted-foreground text-xs font-medium">
+                  {column.valueCount !== undefined ? `${column.valueCount}개` : "..."}
+                </span>
               </div>
-              <span className="text-muted-foreground text-xs font-medium">
-                {column.valueCount !== undefined ? `${column.valueCount}개` : "..."}
-              </span>
             </div>
-          </div>
-        ))}
+          );
+        })}
       </div>
     </div>
   );
diff --git a/frontend/hooks/useMenu.ts b/frontend/hooks/useMenu.ts
index 48c93ce7..2258f6c4 100644
--- a/frontend/hooks/useMenu.ts
+++ b/frontend/hooks/useMenu.ts
@@ -176,7 +176,8 @@ export const useMenu = (user: any, authLoading: boolean) => {
             if (assignedScreens.length > 0) {
               // 할당된 화면이 있으면 첫 번째 화면으로 이동
               const firstScreen = assignedScreens[0];
-              router.push(`/screens/${firstScreen.screenId}`);
+              // menuObjid를 쿼리 파라미터로 전달
+              router.push(`/screens/${firstScreen.screenId}?menuObjid=${menuObjid}`);
               return;
             }
           }