diff --git a/src/main/java/com/example/stepperbackend/repository/CommentRepository.java b/src/main/java/com/example/stepperbackend/repository/CommentRepository.java
index 21c394b..e2b148d 100644
--- a/src/main/java/com/example/stepperbackend/repository/CommentRepository.java
+++ b/src/main/java/com/example/stepperbackend/repository/CommentRepository.java
@@ -23,4 +23,6 @@ public interface CommentRepository extends JpaRepository<Comment, Long> {
 
     @Query("SELECT e FROM Comment e WHERE e.post.id = :postId")
     List<Comment> findByPostId(@Param("postId") Long postId);
+
+
 }
diff --git a/src/main/java/com/example/stepperbackend/repository/PostRepository.java b/src/main/java/com/example/stepperbackend/repository/PostRepository.java
index b4e9f89..205d5c9 100644
--- a/src/main/java/com/example/stepperbackend/repository/PostRepository.java
+++ b/src/main/java/com/example/stepperbackend/repository/PostRepository.java
@@ -9,6 +9,7 @@
 import org.springframework.data.repository.query.Param;
 
 import java.util.List;
+import java.util.Optional;
 
 public interface PostRepository extends JpaRepository<Post, Long> {
 
@@ -20,5 +21,5 @@ public interface PostRepository extends JpaRepository<Post, Long> {
     @Query("SELECT e FROM Post e WHERE e.bodyPart = :bodypart")
     List<Post> findByCategoryId(@Param("bodypart") BodyPart bodyPart);
 
-
+    Optional<Post> findAllByMemberId(Long memberId);
 }
diff --git a/src/main/java/com/example/stepperbackend/service/CommentService/CommentServiceImpl.java b/src/main/java/com/example/stepperbackend/service/CommentService/CommentServiceImpl.java
index d6e1b32..e518f50 100644
--- a/src/main/java/com/example/stepperbackend/service/CommentService/CommentServiceImpl.java
+++ b/src/main/java/com/example/stepperbackend/service/CommentService/CommentServiceImpl.java
@@ -43,13 +43,18 @@ public CommentDto.CommentResponseDto writeComment(CommentDto.CommentRequestDto r
         Post post = postRepository.findById(request.getPostId())
                 .orElseThrow(() -> new PostHandler(ErrorStatus.POST_NOT_FOUND));
 
+
         List<Comment> commentList = commentRepository.findByPost_IdAndMember_Id(post.getId(), member.getId());
 
         String memberName;
+        Long writerId = post.getMember().getId();
+
 
-        if (request.isAnonymous()) {
+        if(writerId.equals(member.getId())){
+            memberName = member.getName() + "(작성자)";
+        } else if (request.isAnonymous()) {
             memberName = getAnonymousName(commentList, post.getId());
-        } else {
+        } else{
             memberName = member.getName();
         }
 
@@ -75,8 +80,12 @@ public CommentDto.CommentResponseDto writeReply(CommentDto.ReplyRequestDto reque
         List<Comment> commentList = commentRepository.findByPost_IdAndMember_Id(post.getId(), member.getId());
 
         String memberName;
+        Long writerId = post.getMember().getId();
+
 
-        if (request.isAnonymous()) {
+        if(writerId.equals(member.getId())){
+            memberName = member.getName() + "(작성자)";
+        } else if (request.isAnonymous()) {
             memberName = getAnonymousName(commentList, post.getId());
         } else {
             memberName = member.getName();