diff --git a/.gitignore b/.gitignore
index 4264223f..bcd4b1cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -26,3 +26,5 @@ yarn-debug.log*
 yarn-error.log*
 
 .idea
+public/data/제목-없는-디자인.png
+src/lib/utils/seeders.js
diff --git a/src/components/admin/AdminMember/AdminMember.jsx b/src/components/admin/AdminMember/AdminMember.jsx
index bea31569..6dd398f1 100644
--- a/src/components/admin/AdminMember/AdminMember.jsx
+++ b/src/components/admin/AdminMember/AdminMember.jsx
@@ -4,6 +4,7 @@ import { MENU } from '../../../constants/menus';
 import useInput from '../../../hooks/useInput';
 import { notEmptyValidation } from '../../../lib/utils/validation';
 import { WhiteNarrowBlock } from '../../../styles/common/Block.styles';
+import { StyledDeleteButton } from '../../activity/ActivityCard/ActivityCard.styles';
 import Input from '../../common/Input/Input';
 import { StyledSearchActionButton } from '../AdminProjectForm/AdminProjectForm.styles';
 import {
@@ -145,6 +146,7 @@ const AdminMember = ({
   onUpdateMemberRole,
   onSearchMember,
   searchMembers,
+  onDeleteUnacceptedMembers,
   roles,
   history,
 }) => {
@@ -154,18 +156,32 @@ const AdminMember = ({
     e.preventDefault();
     onWithdrawMember(loginID);
   };
+
   const handleAcceptMember = (e, loginID) => {
     e.preventDefault();
     onAcceptMember(loginID);
   };
+
   const handleToggleAdmin = (e, loginID, isAdmin) => {
     e.preventDefault();
     onToggleAdmin({ loginID, isAdmin });
   };
+
   const handleUpdateMemberRole = (e, loginID, role) => {
     e.preventDefault();
     onUpdateMemberRole({ loginID, role });
   };
+
+  const handleDeleteUnacceptedMembers = (e) => {
+    e.preventDefault();
+    let result = window.confirm(
+      `[주의] 승인 전 회원들을 모두 탈퇴 처리 하시겠습니까? 정보는 모두 DB에서 삭제되며 복구할 수 없습니다.`,
+    );
+    if (result) {
+      onDeleteUnacceptedMembers();
+    }
+  }
+
   const onClickSearch = (e) => {
     e.preventDefault();
     onSearchMember(searchMember);
@@ -173,6 +189,7 @@ const AdminMember = ({
     onChangeSearchMember(e);
   };
 
+
   return (
     <WhiteNarrowBlock>
       <TitleContainer>회원 관리</TitleContainer>
@@ -211,7 +228,7 @@ const AdminMember = ({
             </tbody>
           </Table>
         )}
-        <SearchHeader>승인 전 회원 목록</SearchHeader>
+        <SearchHeader>승인 전 회원 목록<span><StyledDeleteButton onClick={handleDeleteUnacceptedMembers}>전체 삭제</StyledDeleteButton></span></SearchHeader>
         <Table>
           <MemberTableHead />
           <tbody>
diff --git a/src/constants/statusCode.js b/src/constants/statusCode.js
index 1972f510..88d2090b 100644
--- a/src/constants/statusCode.js
+++ b/src/constants/statusCode.js
@@ -1,11 +1,12 @@
 export const SUCCESS = {
-  OK: 200,
+    OK: 200,
+    ACCEPTED: 202
 };
 
 export const CLIENT_ERROR = {
-  BAD_REQUEST: 400,
-  UNAUTHORIZED: 401,
-  FORBIDDEN: 403,
-  NOT_FOUND: 404,
-  CONFLICT: 409,
-};
+    BAD_REQUEST: 400,
+    UNAUTHORIZED: 401,
+    FORBIDDEN: 403,
+    NOT_FOUND: 404,
+    CONFLICT: 409,
+};
\ No newline at end of file
diff --git a/src/containers/admin/AdminMemberContainer/AdminMemberContainer.jsx b/src/containers/admin/AdminMemberContainer/AdminMemberContainer.jsx
index 1158f441..b76cb87c 100644
--- a/src/containers/admin/AdminMemberContainer/AdminMemberContainer.jsx
+++ b/src/containers/admin/AdminMemberContainer/AdminMemberContainer.jsx
@@ -2,7 +2,8 @@ import AdminMember from '../../../components/admin/AdminMember/AdminMember';
 import React, { useEffect, useState } from 'react';
 import * as memberAPI from '../../../lib/api/member';
 import Spinner from '../../../components/common/Spinner/Spinner';
-import { SUCCESS } from '../../../constants/statusCode';
+import { CLIENT_ERROR, SUCCESS } from '../../../constants/statusCode';
+import { MEMBER_ROLE } from '../../../constants/memberRoles';
 
 const AdminMemberContainer = ({ history }) => {
   const [memberLoading, setMemberLoading] = useState(true);
@@ -108,6 +109,23 @@ const AdminMemberContainer = ({ history }) => {
     });
   };
 
+  const onDeleteUnacceptedMembers = () => {
+    memberAPI.deleteUnacceptedMembers().then((res) => {
+      if (res.status === SUCCESS.OK) {
+        alert('승인 전 회원들을 모두 탈퇴 처리 하였습니다.');
+        setMembers(
+          members.filter(m => m.role !== MEMBER_ROLE.UNACCEPTED)
+        );
+      } else if (res.status === CLIENT_ERROR.FORBIDDEN) {
+        alert('권한이 없습니다.');
+      } else {
+        alert('오류가 발생하여 요청을 수행할 수 없습니다.');
+      }
+    });
+  };
+
+
+
   const onSearchMember = (name) => {
     setSearchMembers(members.filter((member) => member.name.includes(name)));
   };
@@ -128,6 +146,7 @@ const AdminMemberContainer = ({ history }) => {
           onUpdateMemberRole={onUpdateMemberRole}
           onSearchMember={onSearchMember}
           searchMembers={searchMembers}
+          onDeleteUnacceptedMembers={onDeleteUnacceptedMembers}
           roles={roles}
         />
       )}
diff --git a/src/containers/auth/RegisterFormContainer/RegisterFormContainer.jsx b/src/containers/auth/RegisterFormContainer/RegisterFormContainer.jsx
index c249ee69..be9ce6a8 100644
--- a/src/containers/auth/RegisterFormContainer/RegisterFormContainer.jsx
+++ b/src/containers/auth/RegisterFormContainer/RegisterFormContainer.jsx
@@ -3,7 +3,7 @@ import React, { useEffect, useState } from 'react';
 import { withRouter } from 'react-router-dom';
 import * as authAPI from '../../../lib/api/auth';
 import { removeHeaderAccessToken } from '../../../lib/utils/axiosUtil';
-import { SUCCESS } from '../../../constants/statusCode';
+import { CLIENT_ERROR, SUCCESS } from '../../../constants/statusCode';
 
 const RegisterFormContainer = ({ location, history }) => {
   const [message, setMessage] = useState(null);
@@ -46,20 +46,20 @@ const RegisterFormContainer = ({ location, history }) => {
       });
       response
         .then((res) => {
-          if (res.status === SUCCESS.OK) {
+          if (res.status === SUCCESS.ACCEPTED) {
             setMessage(null);
             history.push('/register/success');
           }
         })
         .catch((e) => {
           console.error(e);
-          if (e.response.status === 409) {
+          if (e.response.status === CLIENT_ERROR.CONFLICT) {
             setMessage('이미 가입된 아이디/이메일/학번입니다.');
             handleModalOpen();
             return;
           }
 
-          if (e.response.status === 400) {
+          if (e.response.status === CLIENT_ERROR.BAD_REQUEST) {
             setMessage('모든 값을 올바르게 입력해주세요.');
             handleModalOpen();
             return;
diff --git a/src/lib/api/member.js b/src/lib/api/member.js
index b101f5a6..fe9258e0 100644
--- a/src/lib/api/member.js
+++ b/src/lib/api/member.js
@@ -1,7 +1,7 @@
 import client from './client';
 
 export const searchMember = ({ name }) =>
-  client.get(`/member/name?name=${name}`);
+    client.get(`/member/name?name=${name}`);
 
 export const getMembers = () => client.get('/member');
 
@@ -10,20 +10,22 @@ export const getMember = (loginID) => client.get(`/member/${loginID}`);
 export const getMemberActivityHours = () => client.get(`/member/hour`);
 
 export const acceptMember = (loginID) =>
-  client.put(`/member/activate/${loginID}`);
+    client.put(`/member/activate/${loginID}`);
 
 export const withdrawMember = (loginID) => client.delete(`/member/${loginID}`);
 
 export const toggleAdmin = ({ loginID, isAdmin }) =>
-  client.put(`/member/admin/${loginID}`, { toAdmin: !isAdmin });
+    client.put(`/member/admin/${loginID}`, { toAdmin: !isAdmin });
 
 export const updateMemberRole = ({ loginID, role }) =>
-  client.put(`/member/role/${loginID}`, { role });
+    client.put(`/member/role/${loginID}`, { role });
 
 export const updateMemberRoleBySelf = ({ role }) =>
-  client.put('/member/role', { role });
+    client.put('/member/role', { role });
 
 export const getMemberRole = () => client.get('/member/role');
 
 export const updateMemberIsExcepted = (loginId) =>
-  client.put(`/member/excepted/${loginId}`);
+    client.put(`/member/excepted/${loginId}`);
+
+export const deleteUnacceptedMembers = () => client.delete('/member/unaccepted');
\ No newline at end of file