diff --git a/admin/src/views/user/index.vue b/admin/src/views/user/index.vue
index 36a383a1..3c2ebd31 100644
--- a/admin/src/views/user/index.vue
+++ b/admin/src/views/user/index.vue
@@ -73,7 +73,12 @@
               <el-button type="primary" link @click="handleView(row)"
                 >查看</el-button
               >
-              <el-button type="primary" link @click="handleAddLadderUser(row)"
+              <!-- 如果该用户已经是任意门店的天梯用户，则不再展示“添加为天梯用户”按钮 -->
+              <el-button
+                v-if="!row.hasLadderUser"
+                type="primary"
+                link
+                @click="handleAddLadderUser(row)"
                 >添加为天梯用户</el-button
               >
               <el-button
diff --git a/server/src/controllers/adminController.js b/server/src/controllers/adminController.js
index bbb0d254..c842011d 100644
--- a/server/src/controllers/adminController.js
+++ b/server/src/controllers/adminController.js
@@ -125,6 +125,17 @@ class AdminController {
         offset
       });
 
+      // 批量查询这些用户是否已是任意门店的天梯用户，避免在前端逐个额外请求
+      const userIds = rows.map(u => u.id);
+      let ladderUserIdSet = new Set();
+      if (userIds.length > 0) {
+        const ladderUsers = await LadderUser.findAll({
+          where: { user_id: { [Op.in]: userIds } },
+          attributes: ['user_id']
+        });
+        ladderUserIdSet = new Set(ladderUsers.map(lu => lu.user_id));
+      }
+
       res.json(pageResult(rows.map(user => ({
         id: user.id,
         nickname: user.nickname,
@@ -134,7 +145,9 @@ class AdminController {
         memberCode: user.member_code,
         totalPoints: user.total_points,
         status: user.status,
-        createdAt: user.created_at
+        createdAt: user.created_at,
+        // 前端根据该字段隐藏“添加为天梯用户”按钮
+        hasLadderUser: ladderUserIdSet.has(user.id)
       })), count, page, pageSize));
     } catch (err) {
       console.error('获取用户列表失败:', err);