diff --git a/participation-service/src/main/java/com/kt/event/participation/presentation/controller/ParticipationController.java b/participation-service/src/main/java/com/kt/event/participation/presentation/controller/ParticipationController.java
index d6c01a7..39f8b58 100644
--- a/participation-service/src/main/java/com/kt/event/participation/presentation/controller/ParticipationController.java
+++ b/participation-service/src/main/java/com/kt/event/participation/presentation/controller/ParticipationController.java
@@ -62,13 +62,14 @@ public class ParticipationController {
     /**
      * 참여자 목록 조회
      * GET /participations/{eventId}/participants
+     * GET /events/{eventId}/participants (프론트엔드 호환)
      */
     @Operation(
         summary = "참여자 목록 조회",
         description = "이벤트의 참여자 목록을 페이징하여 조회합니다. " +
                      "정렬 가능한 필드: createdAt(기본값), participantId, name, phoneNumber, bonusEntries, isWinner, wonAt"
     )
-    @GetMapping("/participations/{eventId}/participants")
+    @GetMapping({"/participations/{eventId}/participants", "/events/{eventId}/participants"})
     public ResponseEntity<ApiResponse<PageResponse<ParticipationResponse>>> getParticipants(
         @Parameter(description = "이벤트 ID", example = "evt_20250124_001")
         @PathVariable String eventId,
@@ -90,8 +91,9 @@ public class ParticipationController {
     /**
      * 참여자 상세 조회
      * GET /participations/{eventId}/participants/{participantId}
+     * GET /events/{eventId}/participants/{participantId} (프론트엔드 호환)
      */
-    @GetMapping("/participations/{eventId}/participants/{participantId}")
+    @GetMapping({"/participations/{eventId}/participants/{participantId}", "/events/{eventId}/participants/{participantId}"})
     public ResponseEntity<ApiResponse<ParticipationResponse>> getParticipant(
         @PathVariable String eventId,
         @PathVariable String participantId) {