diff --git a/api/src/main/java/org/yapp/domain/user/application/UserService.java b/api/src/main/java/org/yapp/domain/user/application/UserService.java
index ff62909d..c0db4884 100644
--- a/api/src/main/java/org/yapp/domain/user/application/UserService.java
+++ b/api/src/main/java/org/yapp/domain/user/application/UserService.java
@@ -19,75 +19,80 @@
 @RequiredArgsConstructor
 public class UserService {
 
-    private final UserRepository userRepository;
-    private final UserRejectHistoryRepository userRejectHistoryRepository;
-    private final JwtUtil jwtUtil;
+  private final UserRepository userRepository;
+  private final UserRejectHistoryRepository userRejectHistoryRepository;
+  private final JwtUtil jwtUtil;
 
-    /**
-     * Role을 USER로 바꾸고 변경된 토큰을 반환한다.
-     *
-     * @return 액세스토큰과 리프레시 토큰
-     */
-    @Transactional
-    public OauthLoginResponse completeProfileInitialize(Long userId, Profile profile) {
-        User user =
-            userRepository.findById(userId)
-                .orElseThrow(() -> new ApplicationException(UserErrorCode.NOTFOUND_USER));
-        user.setProfile(profile);
-        user.updateUserRole(RoleStatus.PENDING.getStatus());
-        String oauthId = user.getOauthId();
-        String accessToken = jwtUtil.createJwt("access_token", userId, oauthId, user.getRole(),
-            600000L);
-        String refreshToken = jwtUtil.createJwt("refresh_token", userId, oauthId, user.getRole(),
-            864000000L);
-        return new OauthLoginResponse(RoleStatus.PENDING.getStatus(), accessToken, refreshToken);
-    }
-
-    public User getUserById(Long userId) {
-        return userRepository.findById(userId)
+  /**
+   * Role을 USER로 바꾸고 변경된 토큰을 반환한다.
+   *
+   * @return 액세스토큰과 리프레시 토큰
+   */
+  @Transactional
+  public OauthLoginResponse completeProfileInitialize(Long userId, Profile profile) {
+    User user =
+        userRepository.findById(userId)
             .orElseThrow(() -> new ApplicationException(UserErrorCode.NOTFOUND_USER));
-    }
+    user.setProfile(profile);
+    user.updateUserRole(RoleStatus.PENDING.getStatus());
+    String oauthId = user.getOauthId();
+    String accessToken = jwtUtil.createJwt("access_token", userId, oauthId, user.getRole(),
+        600000L);
+    String refreshToken = jwtUtil.createJwt("refresh_token", userId, oauthId, user.getRole(),
+        864000000L);
+    return new OauthLoginResponse(RoleStatus.PENDING.getStatus(), accessToken, refreshToken);
+  }
 
-    /**
-     * Role을 Register로 바꾸고 변경된 토큰을 반환한다.
-     *
-     * @return 액세스토큰과 리프레시 토큰
-     */
-    @Transactional
-    public OauthLoginResponse registerPhoneNumber(Long userId, String phoneNumber) {
-        User user =
-            userRepository.findById(userId)
-                .orElseThrow(() -> new ApplicationException(UserErrorCode.NOTFOUND_USER));
-        user.updateUserRole(RoleStatus.REGISTER.getStatus());
-        user.initializePhoneNumber(phoneNumber);
-        String oauthId = user.getOauthId();
-        String accessToken = jwtUtil.createJwt("access_token", userId, oauthId, user.getRole(),
-            600000L);
-        String refreshToken = jwtUtil.createJwt("refresh_token", userId, oauthId, user.getRole(),
-            864000000L);
-        return new OauthLoginResponse(RoleStatus.REGISTER.getStatus(), accessToken, refreshToken);
-    }
+  public User getUserById(Long userId) {
+    return userRepository.findById(userId)
+        .orElseThrow(() -> new ApplicationException(UserErrorCode.NOTFOUND_USER));
+  }
 
-    @Transactional(readOnly = true)
-    public UserRejectHistoryResponse getUserRejectHistoryLatest(Long userId) {
-        User user = this.getUserById(userId);
-        Profile profile = user.getProfile();
+  /**
+   * Role을 Register로 바꾸고 변경된 토큰을 반환한다.
+   *
+   * @return 액세스토큰과 리프레시 토큰
+   */
+  @Transactional
+  public OauthLoginResponse registerPhoneNumber(Long userId, String phoneNumber) {
+    User user =
+        userRepository.findById(userId)
+            .orElseThrow(() -> new ApplicationException(UserErrorCode.NOTFOUND_USER));
+    user.updateUserRole(RoleStatus.REGISTER.getStatus());
+    user.initializePhoneNumber(phoneNumber);
+    String oauthId = user.getOauthId();
+    String accessToken = jwtUtil.createJwt("access_token", userId, oauthId, user.getRole(),
+        600000L);
+    String refreshToken = jwtUtil.createJwt("refresh_token", userId, oauthId, user.getRole(),
+        864000000L);
+    return new OauthLoginResponse(RoleStatus.REGISTER.getStatus(), accessToken, refreshToken);
+  }
 
-        boolean reasonImage = false;
-        boolean reasonDescription = false;
+  @Transactional(readOnly = true)
+  public UserRejectHistoryResponse getUserRejectHistoryLatest(Long userId) {
+    User user = this.getUserById(userId);
+    Profile profile = user.getProfile();
 
-        UserRejectHistory userRejectHistory = userRejectHistoryRepository.findTopByUserIdOrderByCreatedAtDesc(
-            userId).orElse(null);
+    boolean reasonImage = false;
+    boolean reasonDescription = false;
 
-        if (userRejectHistory != null) {
-            reasonImage = userRejectHistory.isReasonImage();
-            reasonDescription = userRejectHistory.isReasonDescription();
-        }
+    UserRejectHistory userRejectHistory = userRejectHistoryRepository.findTopByUserIdOrderByCreatedAtDesc(
+        userId).orElse(null);
 
-        return new UserRejectHistoryResponse(
-            profile.getProfileStatus(),
-            reasonImage,
-            reasonDescription
-        );
+    if (userRejectHistory != null) {
+      reasonImage = userRejectHistory.isReasonImage();
+      reasonDescription = userRejectHistory.isReasonDescription();
     }
+
+    return new UserRejectHistoryResponse(
+        profile.getProfileStatus(),
+        reasonImage,
+        reasonDescription
+    );
+  }
+
+  @Transactional
+  public void deleteUser(Long userId) {
+    userRepository.deleteById(userId);
+  }
 }
diff --git a/api/src/main/java/org/yapp/domain/user/presentation/UserController.java b/api/src/main/java/org/yapp/domain/user/presentation/UserController.java
index 9c407aa3..e3c3b90d 100644
--- a/api/src/main/java/org/yapp/domain/user/presentation/UserController.java
+++ b/api/src/main/java/org/yapp/domain/user/presentation/UserController.java
@@ -6,6 +6,7 @@
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
@@ -18,17 +19,25 @@
 @RequestMapping("/api/users")
 public class UserController {
 
-    private final UserService userService;
+  private final UserService userService;
 
-    @PreAuthorize(value = "hasRole('USER')")
-    @GetMapping("/reject")
-    @Operation(summary = "사용자 거절 사유 조회", description = "사용자의 최근 거절 사유를 조회합니다.", tags = {"사용자"})
-    public ResponseEntity<CommonResponse<UserRejectHistoryResponse>> getUserRejectHistory(
-        @AuthenticationPrincipal Long userId) {
-        UserRejectHistoryResponse response = userService.getUserRejectHistoryLatest(
-            userId);
-        
-        return ResponseEntity.status(HttpStatus.OK)
-            .body(CommonResponse.createSuccess(response));
-    }
+  @PreAuthorize(value = "hasRole('USER')")
+  @GetMapping("/reject")
+  @Operation(summary = "사용자 거절 사유 조회", description = "사용자의 최근 거절 사유를 조회합니다.", tags = {"사용자"})
+  public ResponseEntity<CommonResponse<UserRejectHistoryResponse>> getUserRejectHistory(
+      @AuthenticationPrincipal Long userId) {
+    UserRejectHistoryResponse response = userService.getUserRejectHistoryLatest(
+        userId);
+
+    return ResponseEntity.status(HttpStatus.OK)
+        .body(CommonResponse.createSuccess(response));
+  }
+
+  @DeleteMapping
+  @PreAuthorize(value = "hasRole('USER')")
+  @Operation(summary = "회원 탈퇴", description = "회원 탈퇴합니다.", tags = {"사용자"})
+  public ResponseEntity<CommonResponse<Void>> deleteUser(@AuthenticationPrincipal Long userId) {
+    userService.deleteUser(userId);
+    return ResponseEntity.ok(CommonResponse.createSuccessWithNoContent());
+  }
 }
diff --git a/core/domain/src/main/java/org/yapp/core/domain/block/BlockContact.java b/core/domain/src/main/java/org/yapp/core/domain/block/BlockContact.java
index 53cc5427..4db910cf 100644
--- a/core/domain/src/main/java/org/yapp/core/domain/block/BlockContact.java
+++ b/core/domain/src/main/java/org/yapp/core/domain/block/BlockContact.java
@@ -15,6 +15,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.yapp.core.domain.BaseEntity;
 import org.yapp.core.domain.user.User;
 
@@ -33,14 +35,15 @@
 )
 public class BlockContact extends BaseEntity {
 
-    @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  private Long id;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "user_id", nullable = false)
-    private User user;
+  @ManyToOne(fetch = FetchType.LAZY)
+  @JoinColumn(name = "user_id", nullable = false)
+  @OnDelete(action = OnDeleteAction.CASCADE)
+  private User user;
 
-    @Column(nullable = false)
-    private String phoneNumber;
+  @Column(nullable = false)
+  private String phoneNumber;
 }
\ No newline at end of file
diff --git a/core/domain/src/main/java/org/yapp/core/domain/match/MatchInfo.java b/core/domain/src/main/java/org/yapp/core/domain/match/MatchInfo.java
index 72e886f4..3dab0053 100644
--- a/core/domain/src/main/java/org/yapp/core/domain/match/MatchInfo.java
+++ b/core/domain/src/main/java/org/yapp/core/domain/match/MatchInfo.java
@@ -12,6 +12,8 @@
 import java.time.LocalDate;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.yapp.core.domain.match.enums.UserMatchStatus;
 import org.yapp.core.domain.user.User;
 import org.yapp.core.exception.ApplicationException;
@@ -31,6 +33,7 @@ public class MatchInfo {
 
   @ManyToOne
   @JoinColumn(name = "user_1")
+  @OnDelete(action = OnDeleteAction.CASCADE)
   private User user1;
 
   @Column(name = "user_1_match_status")
@@ -39,6 +42,7 @@ public class MatchInfo {
 
   @ManyToOne
   @JoinColumn(name = "user_2")
+  @OnDelete(action = OnDeleteAction.CASCADE)
   private User user2;
 
   @Column(name = "user_2_match_status")
diff --git a/core/domain/src/main/java/org/yapp/core/domain/report/Report.java b/core/domain/src/main/java/org/yapp/core/domain/report/Report.java
index 2c1928de..44ac42ec 100644
--- a/core/domain/src/main/java/org/yapp/core/domain/report/Report.java
+++ b/core/domain/src/main/java/org/yapp/core/domain/report/Report.java
@@ -11,6 +11,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.yapp.core.domain.BaseEntity;
 import org.yapp.core.domain.user.User;
 
@@ -21,19 +23,21 @@
 @Getter
 public class Report extends BaseEntity {
 
-    @Id
-    @Column(name = "report_id")
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
+  @Id
+  @Column(name = "report_id")
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  private Long id;
 
-    @ManyToOne
-    @JoinColumn(name = "reporter_user_id", nullable = false)
-    private User reporter;
+  @ManyToOne
+  @JoinColumn(name = "reporter_user_id", nullable = false)
+  @OnDelete(action = OnDeleteAction.CASCADE)
+  private User reporter;
 
-    @ManyToOne
-    @JoinColumn(name = "reported_user_id", nullable = false)
-    private User reportedUser;
+  @ManyToOne
+  @JoinColumn(name = "reported_user_id", nullable = false)
+  @OnDelete(action = OnDeleteAction.CASCADE)
+  private User reportedUser;
 
-    @Column(length = 500)
-    private String reason;
+  @Column(length = 500)
+  private String reason;
 }
diff --git a/core/domain/src/main/java/org/yapp/core/domain/term/TermAgreement.java b/core/domain/src/main/java/org/yapp/core/domain/term/TermAgreement.java
index f9bf01d1..3c5bb192 100644
--- a/core/domain/src/main/java/org/yapp/core/domain/term/TermAgreement.java
+++ b/core/domain/src/main/java/org/yapp/core/domain/term/TermAgreement.java
@@ -13,6 +13,8 @@
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.yapp.core.domain.user.User;
 
 @Entity
@@ -22,19 +24,20 @@
 @Builder
 public class TermAgreement {
 
-    @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    @Column(name = "agreement_id")
-    private long id;
+  @Id
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  @Column(name = "agreement_id")
+  private long id;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "user_id", nullable = false)
-    private User user;
+  @ManyToOne(fetch = FetchType.LAZY)
+  @JoinColumn(name = "user_id", nullable = false)
+  @OnDelete(action = OnDeleteAction.CASCADE)
+  private User user;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "term_id", nullable = false)
-    private Term term;
+  @ManyToOne(fetch = FetchType.LAZY)
+  @JoinColumn(name = "term_id", nullable = false)
+  private Term term;
 
-    @Column(nullable = false)
-    private LocalDateTime agreedAt;
+  @Column(nullable = false)
+  private LocalDateTime agreedAt;
 }
diff --git a/core/domain/src/main/java/org/yapp/core/domain/user/User.java b/core/domain/src/main/java/org/yapp/core/domain/user/User.java
index 6689580d..b77412af 100644
--- a/core/domain/src/main/java/org/yapp/core/domain/user/User.java
+++ b/core/domain/src/main/java/org/yapp/core/domain/user/User.java
@@ -1,5 +1,6 @@
 package org.yapp.core.domain.user;
 
+import jakarta.persistence.CascadeType;
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
 import jakarta.persistence.GeneratedValue;
@@ -23,37 +24,37 @@
 @NoArgsConstructor
 public class User extends BaseEntity {
 
-    @Id
-    @Column(name = "user_id")
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
+  @Id
+  @Column(name = "user_id")
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  private Long id;
 
-    @Column(name = "oauth_id")
-    private String oauthId;
+  @Column(name = "oauth_id")
+  private String oauthId;
 
-    @Column(name = "name")
-    private String name;
+  @Column(name = "name")
+  private String name;
 
-    @Column(name = "phone")
-    private String phoneNumber;
+  @Column(name = "phone")
+  private String phoneNumber;
 
-    @Column(name = "role")
-    private String role;
+  @Column(name = "role")
+  private String role;
 
-    @OneToOne
-    @JoinColumn(name = "profile_id", unique = true)  // User가 profile_id를 FK로 가짐
-    private Profile profile;
+  @OneToOne(cascade = {CascadeType.REMOVE})
+  @JoinColumn(name = "profile_id", unique = true)  // User가 profile_id를 FK로 가짐
+  private Profile profile;
 
-    public void initializePhoneNumber(String phoneNumber) {
-        this.phoneNumber = phoneNumber;
-    }
+  public void initializePhoneNumber(String phoneNumber) {
+    this.phoneNumber = phoneNumber;
+  }
 
-    public void setProfile(Profile profile) {
-        this.profile = profile;
-    }
+  public void setProfile(Profile profile) {
+    this.profile = profile;
+  }
 
-    public void updateUserRole(String role) {
-        this.role = role;
-    }
+  public void updateUserRole(String role) {
+    this.role = role;
+  }
 }
 
diff --git a/core/domain/src/main/java/org/yapp/core/domain/user/UserRejectHistory.java b/core/domain/src/main/java/org/yapp/core/domain/user/UserRejectHistory.java
index 3bd62ee2..8dfaa6a2 100644
--- a/core/domain/src/main/java/org/yapp/core/domain/user/UserRejectHistory.java
+++ b/core/domain/src/main/java/org/yapp/core/domain/user/UserRejectHistory.java
@@ -13,6 +13,8 @@
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import org.hibernate.annotations.ColumnDefault;
+import org.hibernate.annotations.OnDelete;
+import org.hibernate.annotations.OnDeleteAction;
 import org.yapp.core.domain.BaseEntity;
 
 @Entity
@@ -22,20 +24,21 @@
 @Getter
 public class UserRejectHistory extends BaseEntity {
 
-    @Id
-    @Column(name = "user_reject_history_id")
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
+  @Id
+  @Column(name = "user_reject_history_id")
+  @GeneratedValue(strategy = GenerationType.IDENTITY)
+  private Long id;
 
-    @ManyToOne(fetch = FetchType.LAZY)
-    @JoinColumn(name = "user_id")
-    private User user;
+  @ManyToOne(fetch = FetchType.LAZY)
+  @OnDelete(action = OnDeleteAction.CASCADE)
+  @JoinColumn(name = "user_id")
+  private User user;
 
-    @ColumnDefault("false")
-    @Builder.Default
-    private boolean reasonImage = false;
+  @ColumnDefault("false")
+  @Builder.Default
+  private boolean reasonImage = false;
 
-    @Builder.Default
-    @ColumnDefault("false")
-    private boolean reasonDescription = false;
+  @Builder.Default
+  @ColumnDefault("false")
+  private boolean reasonDescription = false;
 }