diff --git a/pandas/core/format.py b/pandas/core/format.py
index 1db0e0b41b3e3..003b1fefd01f7 100644
--- a/pandas/core/format.py
+++ b/pandas/core/format.py
@@ -103,7 +103,7 @@ def _get_footer(self):
             if getattr(self.series.dtype,'name',None):
                 if footer:
                     footer += ', '
-                footer += 'Dtype: %s' % com.pprint_thing(self.series.dtype.name)
+                footer += 'dtype: %s' % com.pprint_thing(self.series.dtype.name)
 
         return unicode(footer)
 
diff --git a/pandas/core/series.py b/pandas/core/series.py
index 726216dde2269..72d31443213c7 100644
--- a/pandas/core/series.py
+++ b/pandas/core/series.py
@@ -3305,7 +3305,7 @@ def _repr_footer(self):
 
         namestr = "Name: %s, " % str(
             self.name) if self.name is not None else ""
-        return '%s%sLength: %d, Dtype: %s' % (freqstr, namestr, len(self),
+        return '%s%sLength: %d, dtype: %s' % (freqstr, namestr, len(self),
                                               com.pprint_thing(self.dtype.name))
 
     def to_timestamp(self, freq=None, how='start', copy=True):
diff --git a/pandas/tests/test_format.py b/pandas/tests/test_format.py
index 177ef3f9e3371..dbe697927b0b8 100644
--- a/pandas/tests/test_format.py
+++ b/pandas/tests/test_format.py
@@ -155,7 +155,7 @@ def test_to_string_repr_unicode(self):
                 line = line.decode(get_option("display.encoding"))
             except:
                 pass
-            if not line.startswith('Dtype:'):
+            if not line.startswith('dtype:'):
                 self.assert_(len(line) == line_len)
 
         # it works even if sys.stdin in None
@@ -1081,7 +1081,7 @@ def test_float_trim_zeros(self):
                 2.03954217305e+10, 5.59897817305e+10]
         skip = True
         for line in repr(DataFrame({'A': vals})).split('\n'):
-            if line.startswith('Dtype:'):
+            if line.startswith('dtype:'):
                 continue
             if _three_digit_exp():
                 self.assert_(('+010' in line) or skip)
@@ -1143,7 +1143,7 @@ def test_to_string(self):
         cp.name = 'foo'
         result = cp.to_string(length=True, name=True, dtype=True)
         last_line = result.split('\n')[-1].strip()
-        self.assertEqual(last_line, "Freq: B, Name: foo, Length: %d, Dtype: float64" % len(cp))
+        self.assertEqual(last_line, "Freq: B, Name: foo, Length: %d, dtype: float64" % len(cp))
 
     def test_freq_name_separation(self):
         s = Series(np.random.randn(10),
@@ -1199,7 +1199,7 @@ def test_float_trim_zeros(self):
         vals = [2.08430917305e+10, 3.52205017305e+10, 2.30674817305e+10,
                 2.03954217305e+10, 5.59897817305e+10]
         for line in repr(Series(vals)).split('\n'):
-            if line.startswith('Dtype:'):
+            if line.startswith('dtype:'):
                 continue
             if _three_digit_exp():
                 self.assert_('+010' in line)
diff --git a/pandas/tests/test_series.py b/pandas/tests/test_series.py
index 28572e2eae015..f846a28ff78b7 100644
--- a/pandas/tests/test_series.py
+++ b/pandas/tests/test_series.py
@@ -142,7 +142,7 @@ def test_multilevel_name_print(self):
                     "qux    one       7",
                     "       two       8",
                     "       three     9",
-                    "Name: sth, Dtype: int64"]
+                    "Name: sth, dtype: int64"]
         expected = "\n".join(expected)
         self.assertEquals(repr(s), expected)
 
diff --git a/pandas/tseries/tests/test_timeseries.py b/pandas/tseries/tests/test_timeseries.py
index 2b42fc5c42542..215aa32b8bbb1 100644
--- a/pandas/tseries/tests/test_timeseries.py
+++ b/pandas/tseries/tests/test_timeseries.py
@@ -568,7 +568,7 @@ def test_series_repr_nat(self):
                     '1   1970-01-01 00:00:00.000001\n'
                     '2   1970-01-01 00:00:00.000002\n'
                     '3                          NaT\n'
-                    'Dtype: datetime64[ns]')
+                    'dtype: datetime64[ns]')
         self.assertEquals(result, expected)
 
     def test_fillna_nat(self):