D
| Representative | Party | District | Years | District home | Note |
|---|---|---|---|---|---|
| Paul B. Dague | Republican | 9th | January 3, 1947 – December 30, 1966 | Resigned | |
| Kathy Dahlkemper | Democratic | 4th | January 3, 2009 – January 3, 2011 | ||
| Thomas H. Dale | Republican | 10th | March 4, 1905 – March 4, 1907 | Scranton | |
| J. Burrwood Daly | Democratic | 4th | January 3, 1935 – March 12, 1939 | Died | |
| John Dalzell | Republican | 22nd | March 4, 1887 – March 4, 1903 | ||
| 30th | March 4, 1903 – March 4, 1913 | ||||
| Joel B. Danner | Democratic | 15th | December 2, 1850 – March 4, 1851 | Gettysburg | |
| Edward Darlington | Anti-Masonic | 4th | March 4, 1833 – March 4, 1839 | ||
| Isaac Darlington | Federalist | 2nd | March 4, 1817 – March 4, 1819 | ||
| Smedley Darlington | Republican | 6th | March 4, 1887 – March 4, 1891 | ||
| William Darlington | Democratic-Republican | 2nd | March 4, 1815 – March 4, 1817 | Philadelphia | |
| March 4, 1819 – March 4, 1823 | |||||
| Cornelius Darragh | Whig | 21st | March 26, 1844 – March 4, 1847 | ||
| George P. Darrow | Republican | 6th | March 4, 1915 – March 4, 1923 | ||
| 7th | March 4, 1923 – January 3, 1937 | ||||
| January 3, 1939 – January 3, 1941 | |||||
| Harry J. Davenport | Democratic | 29th | January 3, 1949 – January 3, 1951 | ||
| Samuel A. Davenport | Republican | At-large | March 4, 1897 – March 4, 1901 | ||
| Stanley W. Davenport | Democratic | 12th | March 4, 1899 – March 4, 1901 | ||
| Edward Davies | Anti-Masonic | 4th | March 4, 1837 – March 4, 1841 | ||
| John Davis | Democratic | 6th | March 4, 1839 – March 4, 1841 | ||
| Robert L. Davis | Republican | 6th | November 8, 1932 – March 4, 1933 | ||
| Roger Davis | Democratic-Republican | 2nd | March 4, 1811 – March 4, 1813 | Philadelphia | |
| 3rd | March 4, 1813 – March 4, 1815 | ||||
| William M. Davis | Republican | 5th | March 4, 1861 – March 4, 1863 | Germantown | |
| John L. Dawson | Democratic | 18th | March 4, 1851 – March 4, 1853 | ||
| 20th | March 4, 1853 – March 4, 1855 | ||||
| 21st | March 4, 1863 – March 4, 1867 | ||||
| Peter J. De Muth | Democratic | 30th | January 3, 1937 – January 3, 1939 | ||
| Elias Deemer | Republican | 16th | March 4, 1901 – March 4, 1903 | Williamsport | |
| 15th | March 4, 1903 – March 4, 1907 | ||||
| Charles Denison | Democratic | 12th | March 4, 1863 – June 27, 1867 | Died | |
| George Denison | Democratic-Republican | 10th | March 4, 1819 – March 4, 1823 | ||
| Harmar Denny | Anti-Masonic | 16th | December 15, 1829 – March 4, 1833 | Pittsburgh | |
| 22nd | March 4, 1833 – March 4, 1837 | ||||
| Harmar D. Denny, Jr. | Republican | 29th | January 3, 1951 – January 3, 1953 | ||
| Charlie Dent | Republican | 15th | January 3, 2005 – present | Allentown | Incumbent |
| John H. Dent | Democratic | 21st | January 21, 1958 – January 3, 1979 | ||
| Franklin L. Dershem | Democratic | 17th | March 4, 1913 – March 4, 1915 | ||
| Arthur G. Dewalt | Democratic | 13th | March 4, 1915 – March 4, 1921 | ||
| Lewis Dewart | Jacksonian | 9th | March 4, 1831 – March 4, 1833 | ||
| William L. Dewart | | Democratic | 11th | March 4, 1857 – March 4, 1859 | ||
| John Dick | Whig | 25th | March 4, 1853 – March 4, 1855 | ||
| Opposition | March 4, 1855 – March 4, 1857 | ||||
| Republican | March 4, 1857 – March 4, 1859 | ||||
| Samuel B. Dick | Republican | 26th | March 4, 1879 – March 4, 1881 | ||
| Charles H. Dickerman | | Democratic | 16th | March 4, 1903 – March 4, 1905 | ||
| Jesse C. Dickey | Whig | 7th | March 4, 1849 – March 4, 1851 | New London | |
| John Dickey | Whig | 20th | March 4, 1843 – March 4, 1845 | ||
| March 4, 1847 – March 4, 1849 | |||||
| Oliver J. Dickey | Republican | 9th | December 7, 1868 – March 4, 1873 | ||
| Charles E. Dietrich | Democratic | 15th | January 3, 1935 – January 3, 1937 | Tunkhannock | |
| Robert E. Difenderfer | Democratic | 8th | March 4, 1911 – March 4, 1915 | ||
| Milo M. Dimmick | Democratic | 10th | March 4, 1849 – March 4, 1853 | ||
| William H. Dimmick | Democratic | 13th | March 4, 1857 – March 4, 1861 | Honesdale | |
| Davis Dimock, Jr. | Democratic | 17th | March 4, 1841 – January 13, 1842 | Died | |
| J. William Ditter | Republican | 17th | March 4, 1933 – November 21, 1943 | Died | |
| Joseph B. Donley | Republican | 24th | March 4, 1869 – March 4, 1871 | ||
| Michael Donohoe | Democratic | 5th | March 4, 1911 – March 4, 1915 | Philadelphia | |
| Frank J. G. Dorsey | Democratic | 5th | January 3, 1935 – January 3, 1939 | Philadelphia | |
| Charles F. Dougherty | Republican | 4th | January 3, 1979 – January 3, 1983 | Philadelphia | |
| Isaac H. Doutrich | Democratic | 19th | March 4, 1927 – January 3, 1937 | ||
| Michael F. Doyle | Democratic | 18th | January 3, 1995 – January 3, 2003 | Forest Hills | |
| 14th | January 3, 2003 – present | Incumbent | |||
| Solomon R. Dresser | Republican | 21st | March 4, 1903 – March 4, 1907 | ||
| Ira W. Drew | Democratic | 7th | January 3, 1937 – January 3, 1939 | Philadelphia | |
| Denis J. Driscoll | Democratic | 20th | January 3, 1935 – January 3, 1937 | ||
| Augustus Drum | Democratic | 19th | March 4, 1853 – March 4, 1855 | ||
| William A. Duncan | Democratic | 19th | March 4, 1883 – November 14, 1884 | Died | |
| Matthew A. Dunn | Democratic | 34th | March 4, 1933 – January 3, 1941 |
Read more about this topic: List Of United States Representatives From Pennsylvania