diff --git a/AUTHORS b/AUTHORS
index 9402ef2ae6..ecedce26b7 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -486,6 +486,7 @@ answer newbie questions, and generally made Django that much better:
     ymasuda@ethercube.com
     Jesse Young <adunar@gmail.com>
     Mykola Zamkovoi <nickzam@gmail.com>
+    zegor
     Gasper Zejn <zejn@kiberpipa.org>
     Jarek Zgoda <jarek.zgoda@gmail.com>
     Cheng Zhang
diff --git a/django/utils/dateformat.py b/django/utils/dateformat.py
index b2ea71228c..13cc2c7a81 100644
--- a/django/utils/dateformat.py
+++ b/django/utils/dateformat.py
@@ -19,7 +19,7 @@ from django.utils.tzinfo import LocalTimezone
 from django.utils.translation import ugettext as _
 from django.utils.encoding import force_unicode
 
-re_formatchars = re.compile(r'(?<!\\)([aAbBdDfFgGhHiIjlLmMnNOPrsStTUwWyYzZ])')
+re_formatchars = re.compile(r'(?<!\\)([aAbBcdDfFgGhHiIjlLmMnNOPrsStTUuwWyYzZ])')
 re_escaped = re.compile(r'\\(.)')
 
 class Formatter(object):
@@ -104,6 +104,11 @@ class TimeFormat(Formatter):
         "Seconds; i.e. '00' to '59'"
         return u'%02d' % self.data.second
 
+    def u(self):
+        "Microseconds"
+        return self.data.microsecond
+
+
 class DateFormat(TimeFormat):
     year_days = [None, 0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334]
 
@@ -118,6 +123,13 @@ class DateFormat(TimeFormat):
         "Month, textual, 3 letters, lowercase; e.g. 'jan'"
         return MONTHS_3[self.data.month]
 
+    def c(self):
+        """
+        ISO 8601 Format
+        Example : '2008-01-02T10:30:00.000123'
+        """
+        return self.data.isoformat(' ')
+
     def d(self):
         "Day of the month, 2 digits with leading zeros; i.e. '01' to '31'"
         return u'%02d' % self.data.day
diff --git a/docs/ref/templates/builtins.txt b/docs/ref/templates/builtins.txt
index b7afa15f7f..51ef03c886 100644
--- a/docs/ref/templates/builtins.txt
+++ b/docs/ref/templates/builtins.txt
@@ -637,6 +637,7 @@ Available format strings:
     A                 ``'AM'`` or ``'PM'``.                     ``'AM'``
     b                 Month, textual, 3 letters, lowercase.     ``'jan'``
     B                 Not implemented.
+    c                 ISO 8601 Format.                          ``2008-01-02 10:30:00.000123``
     d                 Day of the month, 2 digits with           ``'01'`` to ``'31'``
                       leading zeros.
     D                 Day of the week, textual, 3 letters.      ``'Fri'``
@@ -673,6 +674,7 @@ Available format strings:
                       month, 2 characters.
     t                 Number of days in the given month.        ``28`` to ``31``
     T                 Time zone of this machine.                ``'EST'``, ``'MDT'``
+    u                 Microseconds.                             ``0`` to ``999999``
     U                 Seconds since the Unix Epoch
                       (January 1 1970 00:00:00 UTC).
     w                 Day of the week, digits without           ``'0'`` (Sunday) to ``'6'`` (Saturday)
diff --git a/tests/regressiontests/dateformat/tests.py b/tests/regressiontests/dateformat/tests.py
index bbde45b903..42c582cd0f 100644
--- a/tests/regressiontests/dateformat/tests.py
+++ b/tests/regressiontests/dateformat/tests.py
@@ -39,8 +39,10 @@ class DateFormatTests(TestCase):
 
     def test_date_formats(self):
         my_birthday = datetime.datetime(1979, 7, 8, 22, 00)
+        timestamp = datetime.datetime(2008, 5, 19, 11, 45, 23, 123456)
 
         self.assertEquals(dateformat.format(my_birthday, 'A'), u'PM')
+        self.assertEquals(dateformat.format(timestamp, 'c'), u'2008-05-19 11:45:23.123456')
         self.assertEquals(dateformat.format(my_birthday, 'd'), u'08')
         self.assertEquals(dateformat.format(my_birthday, 'j'), u'8')
         self.assertEquals(dateformat.format(my_birthday, 'l'), u'Sunday')
@@ -79,12 +81,14 @@ class DateFormatTests(TestCase):
         my_birthday = datetime.datetime(1979, 7, 8, 22, 00)
         summertime = datetime.datetime(2005, 10, 30, 1, 00)
         wintertime = datetime.datetime(2005, 10, 30, 4, 00)
+        timestamp = datetime.datetime(2008, 5, 19, 11, 45, 23, 123456)
 
         if self.tz_tests:
             self.assertEquals(dateformat.format(my_birthday, 'O'), u'+0100')
             self.assertEquals(dateformat.format(my_birthday, 'r'), u'Sun, 8 Jul 1979 22:00:00 +0100')
             self.assertEquals(dateformat.format(my_birthday, 'T'), u'CET')
             self.assertEquals(dateformat.format(my_birthday, 'U'), u'300315600')
+            self.assertEquals(dateformat.format(timestamp, 'u'), u'123456')
             self.assertEquals(dateformat.format(my_birthday, 'Z'), u'3600')
             self.assertEquals(dateformat.format(summertime, 'I'), u'1')
             self.assertEquals(dateformat.format(summertime, 'O'), u'+0200')