diff --git a/src/main/java/com/gdschongik/gdsc/domain/member/api/AdminMemberController.java b/src/main/java/com/gdschongik/gdsc/domain/member/api/AdminMemberController.java
index f1189e103..dcedf66c3 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/member/api/AdminMemberController.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/member/api/AdminMemberController.java
@@ -7,7 +7,9 @@
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.DeleteMapping;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -23,4 +25,10 @@ public ResponseEntity<Page<MemberFindAllResponse>> getMembers(MemberQueryRequest
         Page<MemberFindAllResponse> response = memberService.findAll(queryRequest, pageable);
         return ResponseEntity.ok().body(response);
     }
+
+    @DeleteMapping("/{memberId}")
+    public ResponseEntity<Void> withdrawMember(@PathVariable Long memberId) {
+        memberService.withdrawMember(memberId);
+        return ResponseEntity.ok().build();
+    }
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/member/application/MemberService.java b/src/main/java/com/gdschongik/gdsc/domain/member/application/MemberService.java
index 208f4c6e6..2933d7d2a 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/member/application/MemberService.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/member/application/MemberService.java
@@ -1,9 +1,12 @@
 package com.gdschongik.gdsc.domain.member.application;
 
+import static com.gdschongik.gdsc.global.exception.ErrorCode.*;
+
 import com.gdschongik.gdsc.domain.member.dao.MemberRepository;
 import com.gdschongik.gdsc.domain.member.domain.Member;
 import com.gdschongik.gdsc.domain.member.dto.request.MemberQueryRequest;
 import com.gdschongik.gdsc.domain.member.dto.response.MemberFindAllResponse;
+import com.gdschongik.gdsc.global.exception.CustomException;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
@@ -21,4 +24,10 @@ public Page<MemberFindAllResponse> findAll(MemberQueryRequest queryRequest, Page
         Page<Member> members = memberRepository.findAll(queryRequest, pageable);
         return members.map(MemberFindAllResponse::of);
     }
+
+    @Transactional
+    public void withdrawMember(Long memberId) {
+        Member member = memberRepository.findById(memberId).orElseThrow(() -> new CustomException(MEMBER_NOT_FOUND));
+        member.withdraw();
+    }
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepository.java b/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepository.java
index b7458d7d6..85a6a9436 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepository.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepository.java
@@ -2,9 +2,12 @@
 
 import com.gdschongik.gdsc.domain.member.domain.Member;
 import com.gdschongik.gdsc.domain.member.dto.request.MemberQueryRequest;
+import java.util.Optional;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 
 public interface MemberCustomRepository {
     Page<Member> findAll(MemberQueryRequest queryRequest, Pageable pageable);
+
+    Optional<Member> findNormalByOauthId(String oauthId);
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepositoryImpl.java b/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepositoryImpl.java
index e8ca112d0..e2e0f1844 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepositoryImpl.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberCustomRepositoryImpl.java
@@ -3,12 +3,14 @@
 import static com.gdschongik.gdsc.domain.member.domain.QMember.*;
 
 import com.gdschongik.gdsc.domain.member.domain.Member;
+import com.gdschongik.gdsc.domain.member.domain.MemberStatus;
 import com.gdschongik.gdsc.domain.member.dto.request.MemberQueryRequest;
 import com.querydsl.core.BooleanBuilder;
 import com.querydsl.core.types.dsl.BooleanExpression;
 import com.querydsl.jpa.impl.JPAQuery;
 import com.querydsl.jpa.impl.JPAQueryFactory;
 import java.util.List;
+import java.util.Optional;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
@@ -34,6 +36,22 @@ public Page<Member> findAll(MemberQueryRequest queryRequest, Pageable pageable)
         return PageableExecutionUtils.getPage(fetch, pageable, countQuery::fetchOne);
     }
 
+    @Override
+    public Optional<Member> findNormalByOauthId(String oauthId) {
+        return Optional.ofNullable(queryFactory
+                .selectFrom(member)
+                .where(eqOauthId(oauthId), eqStatus(MemberStatus.NORMAL))
+                .fetchOne());
+    }
+
+    private BooleanExpression eqOauthId(String oauthId) {
+        return member.oauthId.eq(oauthId);
+    }
+
+    private BooleanExpression eqStatus(MemberStatus status) {
+        return member.status.eq(status);
+    }
+
     private BooleanBuilder queryOption(MemberQueryRequest queryRequest) {
         BooleanBuilder booleanBuilder = new BooleanBuilder();
 
diff --git a/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberRepository.java b/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberRepository.java
index 2839662a2..5fc3e0c88 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberRepository.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/member/dao/MemberRepository.java
@@ -1,10 +1,6 @@
 package com.gdschongik.gdsc.domain.member.dao;
 
 import com.gdschongik.gdsc.domain.member.domain.Member;
-import java.util.Optional;
 import org.springframework.data.jpa.repository.JpaRepository;
 
-public interface MemberRepository extends JpaRepository<Member, Long>, MemberCustomRepository {
-
-    Optional<Member> findByOauthId(String oauthId);
-}
+public interface MemberRepository extends JpaRepository<Member, Long>, MemberCustomRepository {}
diff --git a/src/main/java/com/gdschongik/gdsc/domain/member/domain/Member.java b/src/main/java/com/gdschongik/gdsc/domain/member/domain/Member.java
index ce5375d50..5c41d7947 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/member/domain/Member.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/member/domain/Member.java
@@ -1,6 +1,9 @@
 package com.gdschongik.gdsc.domain.member.domain;
 
+import static com.gdschongik.gdsc.global.exception.ErrorCode.*;
+
 import com.gdschongik.gdsc.domain.common.model.BaseTimeEntity;
+import com.gdschongik.gdsc.global.exception.CustomException;
 import jakarta.persistence.Column;
 import jakarta.persistence.Entity;
 import jakarta.persistence.EnumType;
@@ -86,4 +89,15 @@ public static Member createGuestMember(String oauthId) {
                 .status(MemberStatus.NORMAL)
                 .build();
     }
+
+    public void withdraw() {
+        if (isDeleted()) {
+            throw new CustomException(MEMBER_DELETED);
+        }
+        this.status = MemberStatus.DELETED;
+    }
+
+    public boolean isDeleted() {
+        return this.status.isDeleted();
+    }
 }
diff --git a/src/main/java/com/gdschongik/gdsc/domain/member/domain/MemberStatus.java b/src/main/java/com/gdschongik/gdsc/domain/member/domain/MemberStatus.java
index efb05ce20..ac8cb7265 100644
--- a/src/main/java/com/gdschongik/gdsc/domain/member/domain/MemberStatus.java
+++ b/src/main/java/com/gdschongik/gdsc/domain/member/domain/MemberStatus.java
@@ -11,4 +11,8 @@ public enum MemberStatus {
     FORBIDDEN("FORBIDDEN");
 
     private final String value;
+
+    public boolean isDeleted() {
+        return this.equals(DELETED);
+    }
 }
diff --git a/src/main/java/com/gdschongik/gdsc/global/exception/ErrorCode.java b/src/main/java/com/gdschongik/gdsc/global/exception/ErrorCode.java
index 319412314..4bf8434d3 100644
--- a/src/main/java/com/gdschongik/gdsc/global/exception/ErrorCode.java
+++ b/src/main/java/com/gdschongik/gdsc/global/exception/ErrorCode.java
@@ -14,7 +14,11 @@ public enum ErrorCode {
     EXPIRED_JWT_TOKEN(HttpStatus.UNAUTHORIZED, "만료된 JWT 토큰입니다."),
 
     // Parameter
-    INVALID_QUERY_PARAMETER(HttpStatus.BAD_REQUEST, "잘못된 쿼리 파라미터입니다.");
+    INVALID_QUERY_PARAMETER(HttpStatus.BAD_REQUEST, "잘못된 쿼리 파라미터입니다."),
+
+    // Member
+    MEMBER_NOT_FOUND(HttpStatus.NOT_FOUND, "존재하지 않는 회원입니다."),
+    MEMBER_DELETED(HttpStatus.CONFLICT, "탈퇴한 회원입니다.");
 
     private final HttpStatus status;
     private final String message;
diff --git a/src/main/java/com/gdschongik/gdsc/global/security/CustomUserService.java b/src/main/java/com/gdschongik/gdsc/global/security/CustomUserService.java
index 5b5a08d68..affb8e41b 100644
--- a/src/main/java/com/gdschongik/gdsc/global/security/CustomUserService.java
+++ b/src/main/java/com/gdschongik/gdsc/global/security/CustomUserService.java
@@ -23,7 +23,7 @@ public OAuth2User loadUser(OAuth2UserRequest userRequest) throws OAuth2Authentic
     }
 
     private Member fetchOrCreate(OAuth2User oAuth2User) {
-        return memberRepository.findByOauthId(oAuth2User.getName()).orElseGet(() -> registerMember(oAuth2User));
+        return memberRepository.findNormalByOauthId(oAuth2User.getName()).orElseGet(() -> registerMember(oAuth2User));
     }
 
     private Member registerMember(OAuth2User oAuth2User) {