diff --git a/templates/_includes/manager/withdrawal.html b/templates/_includes/manager/withdrawal.html
new file mode 100644
index 0000000..d180fbd
--- /dev/null
+++ b/templates/_includes/manager/withdrawal.html
@@ -0,0 +1,6 @@
+정말로 탈퇴하시겠습니까?<p>
+<div>
+    <form method="POST" action="/api/user/delete/">
+        <input type="submit" value="탈퇴"/>
+    </form>
+</div>
diff --git a/templates/manager.html b/templates/manager.html
index b5ef124..706427f 100644
--- a/templates/manager.html
+++ b/templates/manager.html
@@ -55,9 +55,19 @@
                     </li>
                 </a>
 
+                {% if manager__right_html_for_menu == "_includes/manager/withdrawal.html" %}
+                    <a class="nav-link active" href="/{{ get_logged_in_username }}/manage/withdraw/">
+                {% else %}
+                    <a class="nav-link" href="/{{get_logged_in_username}}/manage/withdraw/">
+                {% endif %}
+                    <li class="nav-item">
+                    회원탈퇴
+                    </li>
+                </a>
+
                 <a class="nav-link" target="_blank" href="https://github.com/minhoryang/AwesomeTitle/issues">
                     <li class="nav-item">
-                    버그 신고
+                    버그신고
                     </li>
                 </a>
 
diff --git a/user.py b/user.py
index e076789..45e4b1a 100644
--- a/user.py
+++ b/user.py
@@ -1,18 +1,26 @@
 from datetime import datetime
 
 from flask import (
+    current_app,
     render_template,
-    session,
     request,
     redirect,
+    session,
 )
 from flask.ext.bcrypt import Bcrypt
 
 from db import (
     db,
     User,
+    URL,
+    Photo,
+    Nickname,
+    NickRecom,
     N,
 )
+
+import os
+
 from url import addURL
 
 
@@ -26,6 +34,8 @@ def add_routes(app):
     app.route('/logout/')(logout)
     app.route('/api/check_pwd/', methods=["POST"])(check_password)
     app.route('/manage/password/', methods=["GET", "POST"])(change_password)
+    app.route('/<logged_in_user>/manage/withdraw/')(withdraw_manager)
+    app.route('/api/user/delete/', methods=["POST"])(delete_user)
 
 
 def register():
@@ -219,3 +229,68 @@ def change_password():
         db.session.commit()
 
     return redirect('/%s/' % username)
+
+
+def withdraw_manager(logged_in_user):
+    """ issue #44 회원탈퇴 """
+
+    username = get_logged_in_username()
+
+    if logged_in_user != username:
+        return '누가 당신을 싫어하나봐요 ^^', 400
+
+    return render_template(
+            "manager.html",
+            manager__right_html_for_menu="_includes/manager/withdrawal.html",
+            currently_logged_in_user=username,
+    )
+
+def delete_user():
+
+    username = get_logged_in_username()
+
+    # User DB 삭제
+    found = User.query.filter(
+            User.username == username,
+    ).first()
+    db.session.delete(found)
+
+    # URL DB 삭제
+    found = URL.query.filter(
+           URL.username == username,
+    ).all()
+    for url in found:
+        db.session.delete(url)
+
+    # Photo DB 삭제
+    found = Photo.query.filter(
+            Photo.username == username,
+    ).first()
+    if found:
+        db.session.delete(found)
+        os.remove(os.path.join(
+            current_app.config['UPLOAD_FOLDER'],
+            found.photo,
+            )
+        )
+
+    # NickRecom DB 삭제
+    found = NickRecom.query.filter(
+            NickRecom.username == username,
+    ).all()
+    for nickrecomm in found:
+        db.session.delete(nickrecomm)
+
+    # Nickname DB 삭제
+    found = Nickname.query.filter(
+        Nickname.username == username,
+    ).all()
+    for nickname in found:
+        db.session.delete(nickname)
+
+    # DB commit
+    db.session.commit()
+
+    # Logout
+    session.pop('username', None)
+    return redirect('/')