diff --git a/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthAPI.swift b/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthAPI.swift
index 06d2855d..36ebb1bd 100644
--- a/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthAPI.swift
+++ b/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthAPI.swift
@@ -118,4 +118,20 @@ public class AuthAPI {
             return .networkFail
         }
     }
+    
+    func withdrawal(completion: @escaping (NetworkResult<Any>) -> Void) {
+        userProvider.request(.withdrawal) { result in
+            switch result {
+            case .success(let response):
+                let statusCode = response.statusCode
+                let data = response.data
+                
+                let networkResult = self.judgeStatus(by: statusCode, data)
+                completion(networkResult)
+                
+            case .failure(let err):
+                print(err)
+            }
+        }
+    }
 }
diff --git a/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthService.swift b/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthService.swift
index 5e998ac8..91d88c55 100644
--- a/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthService.swift
+++ b/Spark-iOS/Spark-iOS/Source/NetworkServices/Auth/AuthService.swift
@@ -12,6 +12,7 @@ enum AuthService {
     case signup(socialID: String, profileImg: UIImage?, nickname: String, fcmToken: String)
     case login(socialID: String, fcmToken: String)
     case signout
+    case withdrawal
 }
 
 extension AuthService: TargetType {
@@ -27,6 +28,8 @@ extension AuthService: TargetType {
             return "/auth/doorbell"
         case .signout:
             return "/auth/signout"
+        case .withdrawal:
+            return "/auth/user"
         }
     }
     
@@ -38,6 +41,8 @@ extension AuthService: TargetType {
             return .get
         case .signout:
             return .post
+        case .withdrawal:
+            return .delete
         }
     }
     
@@ -64,6 +69,8 @@ extension AuthService: TargetType {
                                       encoding: URLEncoding.queryString)
         case .signout:
             return .requestPlain
+        case .withdrawal:
+            return .requestPlain
         }
     }
     
@@ -75,6 +82,8 @@ extension AuthService: TargetType {
             return Const.Header.basicHeader()
         case .signout:
             return Const.Header.authorizationHeader()
+        case .withdrawal:
+            return Const.Header.authorizationHeader()
         }
     }
 }
diff --git a/Spark-iOS/Spark-iOS/Source/ViewControllers/Mypage/WithdrawalVC.swift b/Spark-iOS/Spark-iOS/Source/ViewControllers/Mypage/WithdrawalVC.swift
index 7bf14f20..40730d4c 100644
--- a/Spark-iOS/Spark-iOS/Source/ViewControllers/Mypage/WithdrawalVC.swift
+++ b/Spark-iOS/Spark-iOS/Source/ViewControllers/Mypage/WithdrawalVC.swift
@@ -99,21 +99,22 @@ extension WithdrawalVC {
     
     @objc
     private func touchWithdrawalButtonButton() {
-        // TODO: - 탈퇴하기 서버통신
         guard let dialogueVC = UIStoryboard(name: Const.Storyboard.Name.dialogue, bundle: nil).instantiateViewController(withIdentifier: Const.ViewController.Identifier.dialogue) as? DialogueVC else { return }
         dialogueVC.modalPresentationStyle = .overFullScreen
         dialogueVC.modalTransitionStyle = .crossDissolve
         dialogueVC.dialogueType = .withdrawal
         dialogueVC.clousure = {
-            if UserDefaults.standard.bool(forKey: Const.UserDefaultsKey.isAppleLogin) {
-                self.unlink()
-            } else {
-                UserApi.shared.unlink { error in
-                    if let error = error {
-                        print("kakao unlink error: \(error).")
-                    } else {
-                        // unlink success.
-                        self.unlink()
+            self.withdrawalWithAPI {
+                if UserDefaults.standard.bool(forKey: Const.UserDefaultsKey.isAppleLogin) {
+                    self.unlink()
+                } else {
+                    UserApi.shared.unlink { error in
+                        if let error = error {
+                            print("kakao unlink error: \(error).")
+                        } else {
+                            // unlink success.
+                            self.unlink()
+                        }
                     }
                 }
             }
@@ -144,3 +145,26 @@ extension WithdrawalVC {
         }
     }
 }
+
+// MARK: - Network
+
+extension WithdrawalVC {
+    private func withdrawalWithAPI(completion: @escaping () -> Void) {
+        AuthAPI.shared.withdrawal { response in
+            switch response {
+            case .success(let message):
+                completion()
+                
+                print("withdrawalWithAPI - success: \(message)")
+            case .requestErr(let message):
+                print("withdrawalWithAPI - requestErr: \(message)")
+            case .pathErr:
+                print("withdrawalWithAPI - pathErr")
+            case .serverErr:
+                print("withdrawalWithAPI - serverErr")
+            case .networkFail:
+                print("withdrawalWithAPI - networkFail")
+            }
+        }
+    }
+}