William Piper

{{Infobox officeholder

| name = William Piper

| image name =

| birth_date = {{birth date|1774|1|1}}

| death_date = {{death date and age|1=1852|4=1774|5=1|6=1}}

| birth_place = Bloody Run, Province of Pennsylvania, British America

| death_place = Hopewell Township, Pennsylvania, U.S.

| state = Pennsylvania

| district = 7th

| term_start = 1811

| term_end = 1813

| preceded = John Rea

| succeeded = John M. Hyneman

| office2 = Member of the U.S. House of Representatives from Pennsylvania's 8th congressional district

| term_start2 = 1813

| term_end2 = 1817

| preceded2 = William Findley

| succeeded2 = Alexander Ogle

| office3= Member of the Pennsylvania Senate for the 14th district

| term_start3 = 1817

| term_end3 = 1820

| preceded3 = John Tod

| succeeded3 = David Mann

| office4 = Member of the Pennsylvania Senate for the 22nd district

| term_start4 = 1821

| term_end4 = 1832

| party = Democratic-Republican

}}

William Piper (January 1, 1774{{spnd}}1852) was an American politician from Pennsylvania who served as a Democratic-Republican member of the U.S. House of Representatives for Pennsylvania's 7th congressional district from 1811 to 1813 and for Pennsylvania's 8th congressional district from 1813 to 1817.

He was born at Bloody Run (now Everett) in the Province of Pennsylvania to John and Elizabeth Lusk Piper. He commanded a regiment during the War of 1812, and served as adjutant general of Pennsylvania after the war. He served in the Pennsylvania State Senate for the 14th district from 1817 to 1820 and for the 22nd district from 1821 to 1832.{{cite web |title=Pennsylvania State Senate - William Piper Biography |url=https://www.legis.state.pa.us/cfdocs/legis/BiosHistory/MemBio.cfm?ID=5359&body=S |website=www.legis.state.pa.us |accessdate=June 11, 2019}}{{cite web | last = Cox | first = Harold | title = Senate Members P | publisher = Wilkes University | work = Wilkes University Election Statistics Project| date = | url =http://staffweb.wilkes.edu/harold.cox/legis/SP.html}} Piper was elected as a Democratic-Republican to the Twelfth, Thirteenth, and Fourteenth Congresses. He died in Hopewell Township, Pennsylvania in 1852. Interment in the Piper Cemetery on his farm in Hopewell Township.