| State: | Pennsylvania |
| District: | 15 |
| Chamber: | Senate |
| Representative: | John DiSanto |
| Party: | Republican |
| Residence: | Susquehanna Township, Dauphin County |
| Population: | 260,164 |
| Population Year: | 2021 |
Pennsylvania State Senate District 15 includes part of Dauphin County. It is currently represented by Republican John DiSanto.
The district includes the following areas:[1]
| Representative[2] | Party | Years | District home | Note | |
|---|---|---|---|---|---|
| James Poe | 1803 - 1818 | ||||
| Robert Smith | 1819 - 1822 | ||||
| John Rea | 1823 - 1824 | ||||
| James Dunlop | 1823 - 1826 | ||||
| 1827 - 1838 | U.S. Representative for Pennsylvania's 5th district from 1819 to 1820. Pennsylvania State Senator for the 14th district from 1839 to 1840[3] | ||||
| Samuel M. Barclay | 1837 - 1840 | ||||
| George Shannon Mullin, Sr. | 1841 - 1842 | Pennsylvania State Senator for the 19th district from 1843 to 1844[4] | |||
| Henry C. Eyer | Democratic | 1845 - 1846 | Pennsylvania State Senator for the 8th district from 1843 to 1844[5] | ||
| Jacob Wagenseller | 1845 - 1848 | ||||
| Jonathan J. Cunningham | 1849 - 1850 | ||||
| Robert Allison McMurtrie | 1851 - 1852 | ||||
| 1853 - 1854 | Pennsylvania State Representative from 1815 to 1841. U.S. Representative for Pennsylvania's 10th congressional district from 1853 to 1855[6] | ||||
| John Creswell, Jr. | Democratic | 1853 - 1858 | Pennsylvania State Senator for the 20th district from 1859 to 1860[7] | ||
| John Brisban Rutherford | Republican | 1857 - 1860 | |||
| Amos R. Boughter | Republican | 1861 - 1864 | |||
| David Fleming | Republican | 1863 - 1864 | Pennsylvania State Senator for the 16th district from 1865 to 1866[8] | ||
| David B. Montgomery | Democratic | 1865 - 1866 | Pennsylvania State Senator for the 13th district from 1863 to 1864[9] | ||
| George Duggan Jackson | Democratic | 1867 - 1868 | Pennsylvania State Senator for the 24th district from 1879 to 1880[10] | ||
| Thomas Chalfant | Democratic | 1873 - 1874 | |||
| Andrew Jackson Herr | Republican | 1875 - 1880 | |||
| Alexander F. Thompson | Republican | 1885 - 1892 | |||
| Samuel John Milton McCarrell | Republican | 1893 - 1900 | |||
| John E. Fox | Republican | 1901 - 1912 | |||
| Republican | 1913 - 1918 | Pennsylvania State Representative for Dauphin County from 1905 to 1908. 12th Lieutenant Governor of Pennsylvania from 1919 to 1923[11] | |||
| Frank A. Smith | Republican | 1919 - 1924 | |||
| William H. Earnest | Republican | 1925 - 1932 | |||
| George Leffingwell Reed | Republican | 1933 - 1936 | |||
| Democratic | 1937 - 1940 | ||||
| Republican | 1941 - 1964 | ||||
| Republican | 1965 - 1976 | ||||
| Republican | 1977 - 1982 | U.S. Representative for Pennsylvania's 17th congressional district from 1983 to 2003[12] | |||
| Republican | 1983 - 1995 | Seated April 11, 1983, to fill vacancy.[13] Resigned August 31, 1995[14] | |||
| Republican | 1995 - 2012 | Pennsylvania State Representative for the 104th district from 1977 to 1995.[15] | |||
| Democratic | 2013 - 2017 | ||||
| Republican | 2017 - present |