diff --git a/src/api/authApi.js b/src/api/authApi.js
index 84e2e85..1b14da0 100644
--- a/src/api/authApi.js
+++ b/src/api/authApi.js
@@ -51,4 +51,8 @@ export const authApi = {
   profile() {
     return http.get('/auth/profile')
   },
+  // 회원 탈퇴 — 계정·데이터 전체 삭제
+  withdraw() {
+    return http.delete('/auth/me')
+  },
 }
diff --git a/src/views/settings/AccountInfoView.vue b/src/views/settings/AccountInfoView.vue
index 41a8b72..b2638b8 100644
--- a/src/views/settings/AccountInfoView.vue
+++ b/src/views/settings/AccountInfoView.vue
@@ -186,6 +186,29 @@ async function removePhoto() {
 function goEdit() {
   router.push('/settings/account/edit')
 }
+
+// ===== 회원 탈퇴 =====
+const withdrawing = ref(false)
+async function withdraw() {
+  if (withdrawing.value) return
+  const ok = await dialog.confirm(
+    '정말 탈퇴하시겠어요?\n\n· 계정과 모든 데이터(가계부·계좌·게시글·댓글·포인트·결제내역)가 영구 삭제됩니다.\n· 삭제된 데이터는 복구할 수 없습니다.',
+    { title: '회원 탈퇴', danger: true },
+  )
+  if (!ok) return
+  const ok2 = await dialog.confirm('마지막 확인입니다. 정말 탈퇴를 진행할까요?', { title: '회원 탈퇴', danger: true })
+  if (!ok2) return
+  withdrawing.value = true
+  try {
+    await authApi.withdraw()
+    await auth.clear()
+    router.replace('/')
+    dialog.alert('탈퇴가 완료되었습니다. 그동안 이용해 주셔서 감사합니다.')
+  } catch (e) {
+    withdrawing.value = false
+    alert(e.response?.data?.message || '탈퇴에 실패했습니다. 잠시 후 다시 시도해 주세요.')
+  }
+}
 </script>
 
 <template>
@@ -336,6 +359,12 @@ function goEdit() {
     </Teleport>
 
     <button type="button" class="primary-btn" @click="goEdit">이름 변경</button>
+
+    <div class="withdraw-area">
+      <button type="button" class="withdraw-link" :disabled="withdrawing" @click="withdraw">
+        {{ withdrawing ? '처리 중…' : '회원 탈퇴' }}
+      </button>
+    </div>
   </div>
 </template>
 
@@ -729,6 +758,27 @@ function goEdit() {
   font-weight: 600;
   cursor: pointer;
 }
+.withdraw-area {
+  margin-top: 1.5rem;
+  text-align: center;
+}
+.withdraw-link {
+  border: 0;
+  background: transparent;
+  color: var(--color-text);
+  opacity: 0.5;
+  font-size: 0.85rem;
+  text-decoration: underline;
+  cursor: pointer;
+}
+.withdraw-link:hover {
+  color: #c0392b;
+  opacity: 1;
+}
+.withdraw-link:disabled {
+  opacity: 0.4;
+  cursor: default;
+}
 .primary-btn:hover {
   background: hsla(160, 100%, 32%, 1);
 }