diff --git a/django/conf/global_settings.py b/django/conf/global_settings.py
index c651543ff9..ea2fc440de 100644
--- a/django/conf/global_settings.py
+++ b/django/conf/global_settings.py
@@ -49,7 +49,8 @@ DATABASE_ENGINE = 'postgresql' # 'postgresql', 'mysql', or 'sqlite3'.
 DATABASE_NAME = ''
 DATABASE_USER = ''
 DATABASE_PASSWORD = ''
-DATABASE_HOST = ''             # Set to empty string for localhost
+DATABASE_HOST = ''             # Set to empty string for localhost.
+DATABASE_PORT = ''             # Set to empty string for default.
 
 # Host for sending e-mail.
 EMAIL_HOST = 'localhost'
diff --git a/django/conf/project_template/settings/main.py b/django/conf/project_template/settings/main.py
index 56b1f023ce..38df2ad01d 100644
--- a/django/conf/project_template/settings/main.py
+++ b/django/conf/project_template/settings/main.py
@@ -15,6 +15,7 @@ DATABASE_NAME = ''             # Or path to database file if using sqlite3.
 DATABASE_USER = ''             # Not used with sqlite3.
 DATABASE_PASSWORD = ''         # Not used with sqlite3.
 DATABASE_HOST = ''             # Set to empty string for localhost. Not used with sqlite3.
+DATABASE_PORT = ''             # Set to empty string for default. Not used with sqlite3.
 
 SITE_ID = 1
 
diff --git a/django/core/db/backends/mysql.py b/django/core/db/backends/mysql.py
index af0dbca6c0..4399b6a6a0 100644
--- a/django/core/db/backends/mysql.py
+++ b/django/core/db/backends/mysql.py
@@ -53,10 +53,18 @@ class DatabaseWrapper:
         self.queries = []
 
     def cursor(self):
-        from django.conf.settings import DATABASE_USER, DATABASE_NAME, DATABASE_HOST, DATABASE_PASSWORD, DEBUG
+        from django.conf.settings import DATABASE_USER, DATABASE_NAME, DATABASE_HOST, DATABASE_PORT, DATABASE_PASSWORD, DEBUG
         if self.connection is None:
-            self.connection = Database.connect(user=DATABASE_USER, db=DATABASE_NAME,
-                passwd=DATABASE_PASSWORD, host=DATABASE_HOST, conv=django_conversions)
+            kwargs = {
+                'user': DATABASE_USER,
+                'db': DATABASE_NAME,
+                'passwd': DATABASE_PASSWORD,
+                'host': DATABASE_HOST,
+                'conv': django_conversions,
+            }
+            if DATABASE_PORT:
+                kwargs['port'] = DATABASE_PORT
+            self.connection = Database.connect(**kwargs)
         if DEBUG:
             return base.CursorDebugWrapper(MysqlDebugWrapper(self.connection.cursor()), self)
         return self.connection.cursor()
diff --git a/django/core/db/backends/postgresql.py b/django/core/db/backends/postgresql.py
index 6ec7bfbfcb..c922fd42f6 100644
--- a/django/core/db/backends/postgresql.py
+++ b/django/core/db/backends/postgresql.py
@@ -15,7 +15,7 @@ class DatabaseWrapper:
         self.queries = []
 
     def cursor(self):
-        from django.conf.settings import DATABASE_USER, DATABASE_NAME, DATABASE_HOST, DATABASE_PASSWORD, DEBUG, TIME_ZONE
+        from django.conf.settings import DATABASE_USER, DATABASE_NAME, DATABASE_HOST, DATABASE_PORT, DATABASE_PASSWORD, DEBUG, TIME_ZONE
         if self.connection is None:
             if DATABASE_NAME == '':
                 from django.core.exceptions import ImproperlyConfigured
@@ -27,6 +27,8 @@ class DatabaseWrapper:
                 conn_string += " password=%s" % DATABASE_PASSWORD
             if DATABASE_HOST:
                 conn_string += " host=%s" % DATABASE_HOST
+            if DATABASE_PORT:
+                conn_string += " port=%s" % DATABASE_PORT
             self.connection = Database.connect(conn_string)
             self.connection.set_isolation_level(1) # make transactions transparent to all cursors
         cursor = self.connection.cursor()