diff --git a/backend-java/src/main/java/com/competition/modules/pub/controller/PublicActivityController.java b/backend-java/src/main/java/com/competition/modules/pub/controller/PublicActivityController.java
index e2c60d6..c99cfdd 100644
--- a/backend-java/src/main/java/com/competition/modules/pub/controller/PublicActivityController.java
+++ b/backend-java/src/main/java/com/competition/modules/pub/controller/PublicActivityController.java
@@ -49,6 +49,15 @@ public class PublicActivityController {
         return Result.success(publicActivityService.getMyRegistration(id, userId));
     }
 
+    @GetMapping("/mine/registrations")
+    @Operation(summary = "我的报名列表")
+    public Result<Map<String, Object>> getMyRegistrations(
+            @RequestParam(defaultValue = "1") int page,
+            @RequestParam(defaultValue = "10") int pageSize) {
+        Long userId = SecurityUtil.getCurrentUserId();
+        return Result.success(publicActivityService.getMyRegistrations(userId, page, pageSize));
+    }
+
     @PostMapping("/{id}/register")
     @Operation(summary = "报名活动")
     public Result<BizContestRegistration> register(
diff --git a/backend-java/src/main/java/com/competition/modules/pub/service/PublicActivityService.java b/backend-java/src/main/java/com/competition/modules/pub/service/PublicActivityService.java
index dfde102..85d0674 100644
--- a/backend-java/src/main/java/com/competition/modules/pub/service/PublicActivityService.java
+++ b/backend-java/src/main/java/com/competition/modules/pub/service/PublicActivityService.java
@@ -12,6 +12,8 @@ import com.competition.modules.biz.contest.mapper.ContestMapper;
 import com.competition.modules.biz.contest.mapper.ContestRegistrationMapper;
 import com.competition.modules.biz.contest.mapper.ContestWorkMapper;
 import com.competition.modules.pub.dto.PublicRegisterActivityDto;
+import com.competition.modules.user.entity.UserChild;
+import com.competition.modules.user.mapper.UserChildMapper;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -29,6 +31,7 @@ public class PublicActivityService {
     private final ContestMapper contestMapper;
     private final ContestRegistrationMapper contestRegistrationMapper;
     private final ContestWorkMapper contestWorkMapper;
+    private final UserChildMapper userChildMapper;
 
     /**
      * 活动列表（公开）
@@ -123,6 +126,137 @@ public class PublicActivityService {
         return result;
     }
 
+    /**
+     * 我的报名列表
+     */
+    public Map<String, Object> getMyRegistrations(Long userId, int page, int pageSize) {
+        // 查询报名列表
+        LambdaQueryWrapper<BizContestRegistration> regWrapper = new LambdaQueryWrapper<>();
+        regWrapper.eq(BizContestRegistration::getUserId, userId)
+                .orderByDesc(BizContestRegistration::getRegistrationTime);
+
+        IPage<BizContestRegistration> regPage = contestRegistrationMapper.selectPage(new Page<>(page, pageSize), regWrapper);
+
+        // 获取所有 contestId
+        List<Long> contestIds = regPage.getRecords().stream()
+                .map(BizContestRegistration::getContestId)
+                .distinct()
+                .toList();
+
+        // 批量查询活动信息
+        Map<Long, BizContest> contestMap = new HashMap<>();
+        if (!contestIds.isEmpty()) {
+            List<BizContest> contests = contestMapper.selectBatchIds(contestIds);
+            for (BizContest contest : contests) {
+                contestMap.put(contest.getId(), contest);
+            }
+        }
+
+        // 查询所有报名对应的作品
+        List<BizContestRegistration> registrations = regPage.getRecords();
+        List<Long> registrationIds = registrations.stream()
+                .map(BizContestRegistration::getId)
+                .toList();
+
+        Map<Long, List<BizContestWork>> worksMap = new HashMap<>();
+        if (!registrationIds.isEmpty()) {
+            LambdaQueryWrapper<BizContestWork> workWrapper = new LambdaQueryWrapper<>();
+            workWrapper.in(BizContestWork::getRegistrationId, registrationIds);
+            List<BizContestWork> works = contestWorkMapper.selectList(workWrapper);
+            for (BizContestWork work : works) {
+                worksMap.computeIfAbsent(work.getRegistrationId(), k -> new ArrayList<>()).add(work);
+            }
+        }
+
+        // 获取所有 childId
+        List<Long> childIds = registrations.stream()
+                .map(BizContestRegistration::getChildId)
+                .filter(Objects::nonNull)
+                .distinct()
+                .toList();
+
+        // 批量查询子女信息
+        Map<Long, UserChild> childMap = new HashMap<>();
+        if (!childIds.isEmpty()) {
+            List<UserChild> children = userChildMapper.selectBatchIds(childIds);
+            for (UserChild child : children) {
+                childMap.put(child.getId(), child);
+            }
+        }
+
+        // 组装返回数据
+        List<Map<String, Object>> list = new ArrayList<>();
+        for (BizContestRegistration reg : registrations) {
+            Map<String, Object> item = new LinkedHashMap<>();
+            item.put("id", reg.getId());
+            item.put("contestId", reg.getContestId());
+            item.put("userId", reg.getUserId());
+            item.put("registrationType", reg.getRegistrationType());
+            item.put("registrationState", reg.getRegistrationState());
+            item.put("registrationTime", reg.getRegistrationTime());
+            item.put("participantType", reg.getParticipantType());
+            item.put("childId", reg.getChildId());
+            item.put("teamId", reg.getTeamId());
+
+            // 关联子女信息
+            if (reg.getChildId() != null) {
+                UserChild child = childMap.get(reg.getChildId());
+                if (child != null) {
+                    Map<String, Object> childInfo = new LinkedHashMap<>();
+                    childInfo.put("id", child.getId());
+                    childInfo.put("name", child.getName());
+                    childInfo.put("gender", child.getGender());
+                    childInfo.put("grade", child.getGrade());
+                    item.put("child", childInfo);
+                }
+            }
+
+            // 关联活动信息
+            BizContest contest = contestMap.get(reg.getContestId());
+            if (contest != null) {
+                Map<String, Object> contestInfo = new LinkedHashMap<>();
+                contestInfo.put("id", contest.getId());
+                contestInfo.put("contestName", contest.getContestName());
+                contestInfo.put("contestType", contest.getContestType());
+                contestInfo.put("coverUrl", contest.getCoverUrl());
+                contestInfo.put("posterUrl", contest.getPosterUrl());
+                contestInfo.put("startTime", contest.getStartTime());
+                contestInfo.put("endTime", contest.getEndTime());
+                contestInfo.put("submitStartTime", contest.getSubmitStartTime());
+                contestInfo.put("submitEndTime", contest.getSubmitEndTime());
+                item.put("contest", contestInfo);
+            }
+
+            // 关联作品信息
+            List<BizContestWork> works = worksMap.get(reg.getId());
+            if (works != null && !works.isEmpty()) {
+                List<Map<String, Object>> worksList = new ArrayList<>();
+                for (BizContestWork work : works) {
+                    Map<String, Object> workInfo = new LinkedHashMap<>();
+                    workInfo.put("id", work.getId());
+                    workInfo.put("title", work.getTitle());
+                    workInfo.put("description", work.getDescription());
+                    workInfo.put("previewUrl", work.getPreviewUrl());
+                    workInfo.put("previewUrls", work.getPreviewUrls());
+                    workInfo.put("attachments", work.getFiles());
+                    workInfo.put("createTime", work.getCreateTime());
+                    worksList.add(workInfo);
+                }
+                item.put("works", worksList);
+            }
+
+            list.add(item);
+        }
+
+        Map<String, Object> result = new LinkedHashMap<>();
+        result.put("list", list);
+        result.put("total", regPage.getTotal());
+        result.put("page", regPage.getCurrent());
+        result.put("pageSize", regPage.getSize());
+
+        return result;
+    }
+
     /**
      * 报名活动
      */
diff --git a/frontend/src/api/public.ts b/frontend/src/api/public.ts
index 03b982d..d3e1f0b 100644
--- a/frontend/src/api/public.ts
+++ b/frontend/src/api/public.ts
@@ -277,7 +277,7 @@ export const publicActivitiesApi = {
 
 export const publicMineApi = {
   registrations: (params?: { page?: number; pageSize?: number }) =>
-    publicApi.get("/public/mine/registrations", { params }),
+    publicApi.get("/public/activities/mine/registrations", { params }),
 }
 
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