diff --git a/back/src/main/java/com/back/domain/member/member/controller/MemberController.java b/back/src/main/java/com/back/domain/member/member/controller/MemberController.java
index c428bb9a..77f03baa 100644
--- a/back/src/main/java/com/back/domain/member/member/controller/MemberController.java
+++ b/back/src/main/java/com/back/domain/member/member/controller/MemberController.java
@@ -19,7 +19,7 @@
 @RequestMapping("/auth")
 @RequiredArgsConstructor
 @Tag(name = "MemberController", description = "회원 컨트롤러")
-public class MemberController {
+public class  MemberController {
     private final MemberService memberService;
     private final Rq rq;
     private final EmailVerificationService emailVerificationService;
@@ -80,7 +80,7 @@ public RsData<Void> login(@RequestBody LoginRequest request) {
     public RsData<Void> logout() {
         rq.deleteCookie("accessToken");
         rq.deleteCookie("refreshToken");
-        return new RsData<>("200-1", "로그아웃 성공");
+        return new RsData<>("200-8", "로그아웃 성공");
     }
 
     @GetMapping("/me")
@@ -100,4 +100,17 @@ public RsData<Void> refresh() {
 
         return new RsData<>("200-6", "토큰 갱신 성공");
     }
+
+    @DeleteMapping("/me")
+    @Operation(summary = "회원 탈퇴")
+    public RsData<Void> deleteMember() {
+        Member currentUser = rq.getActor();
+        memberService.deleteMember(currentUser);
+
+        // 탈퇴 후 쿠키 삭제
+        rq.deleteCookie("accessToken");
+        rq.deleteCookie("refreshToken");
+
+        return new RsData<>("200-7", "회원 탈퇴가 완료되었습니다.");
+    }
 }
diff --git a/back/src/main/java/com/back/domain/member/member/service/MemberService.java b/back/src/main/java/com/back/domain/member/member/service/MemberService.java
index 34e05f71..a8d2d620 100644
--- a/back/src/main/java/com/back/domain/member/member/service/MemberService.java
+++ b/back/src/main/java/com/back/domain/member/member/service/MemberService.java
@@ -92,6 +92,22 @@ public boolean isValidToken(String token) {
         return authTokenService.isValidToken(token);
     }
 
+    @Transactional
+    public void deleteMember(Member currentUser) {
+        if (currentUser == null) {
+            throw new ServiceException("401-1", "로그인이 필요합니다.");
+        }
+
+        Member member = memberRepository.findById(currentUser.getId())
+                .orElseThrow(() -> new ServiceException("404-1", "존재하지 않는 회원입니다."));
+
+        // 관련 엔티티들 먼저 삭제
+        menteeRepository.findByMemberId(member.getId()).ifPresent(menteeRepository::delete);
+        mentorRepository.findByMemberId(member.getId()).ifPresent(mentorRepository::delete);
+
+        memberRepository.delete(member);
+    }
+
     public boolean isRefreshToken(String token) {
         return authTokenService.isRefreshToken(token);
     }
diff --git a/back/src/test/java/com/back/domain/member/member/controller/MemberControllerTest.java b/back/src/test/java/com/back/domain/member/member/controller/MemberControllerTest.java
index ed25cf63..544dfdba 100644
--- a/back/src/test/java/com/back/domain/member/member/controller/MemberControllerTest.java
+++ b/back/src/test/java/com/back/domain/member/member/controller/MemberControllerTest.java
@@ -16,6 +16,7 @@
 import org.springframework.test.web.servlet.ResultActions;
 import org.springframework.transaction.annotation.Transactional;
 
+import static org.assertj.core.api.Assertions.assertThat;
 import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
 import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
@@ -368,7 +369,7 @@ void t9() throws Exception {
 
         result
                 .andExpect(status().is2xxSuccessful())
-                .andExpect(jsonPath("$.resultCode").value("200-1"))
+                .andExpect(jsonPath("$.resultCode").value("200-8"))
                 .andExpect(jsonPath("$.msg").value("로그아웃 성공"))
                 .andExpect(cookie().maxAge("accessToken", 0))
                 .andExpect(cookie().maxAge("refreshToken", 0));
@@ -443,4 +444,56 @@ void t11() throws Exception {
                 .andExpect(jsonPath("$.msg").value("이미 존재하는 닉네임입니다."));
     }
 
+    @Test
+    @DisplayName("회원 탈퇴 성공")
+    void t12() throws Exception {
+        // 멘티 회원가입
+        String email = "delete@example.com";
+        memberService.joinMentee(email, "탈퇴사용자", "탈퇴닉네임", "password123", "Backend");
+
+        // 로그인하여 쿠키 받기
+        ResultActions loginResult = mvc.perform(
+                post("/auth/login")
+                        .contentType(MediaType.APPLICATION_JSON)
+                        .content(String.format("""
+                                {
+                                    "email": "%s",
+                                    "password": "password123"
+                                }
+                                """, email))
+        );
+
+        Cookie accessToken = loginResult.andReturn().getResponse().getCookie("accessToken");
+
+        // 회원 탈퇴 요청
+        ResultActions result = mvc
+                .perform(
+                        delete("/auth/me")
+                                .cookie(accessToken)
+                )
+                .andDo(print());
+
+        result
+                .andExpect(status().is2xxSuccessful())
+                .andExpect(jsonPath("$.resultCode").value("200-7"))
+                .andExpect(jsonPath("$.msg").value("회원 탈퇴가 완료되었습니다."))
+                .andExpect(cookie().maxAge("accessToken", 0))
+                .andExpect(cookie().maxAge("refreshToken", 0));
+
+        // 탈퇴 후 해당 이메일로 조회했을 때 없어야 함
+        assertThat(memberService.findByEmail(email)).isEmpty();
+    }
+
+    @Test
+    @DisplayName("로그인하지 않은 상태에서 회원 탈퇴 시도 - 실패")
+    void t13() throws Exception {
+        // 로그인 없이 회원 탈퇴 시도
+        ResultActions result = mvc
+                .perform(delete("/auth/me"))
+                .andDo(print());
+
+        result
+                .andExpect(status().isUnauthorized());
+    }
+
 }