| Isaac Darlington | |
| State1: | Pennsylvania |
| District1: | 2nd |
| Term Start1: | March 4, 1817 |
| Term End1: | March 3, 1819 |
| Alongside1: | Roger Davis |
| Preceded1: | William Darlington and John Hahn |
| Succeeded1: | William Darlington and Samuel Gross |
| State House2: | Pennsylvania |
| District2: | Chester County |
| Term Start2: | 1807 |
| Term End2: | 1808 |
| Alongside2: | Joseph Park, James Kelton, William Worthington, George Evans, John G. Bull, Abraham Baily |
| Predecessor2: | John Boyd, Methuselah Davis, James Kelton, Francis Gardner, John G. Bull |
| Successor2: | James Steele, John W. Cunningham, John Ramsay, Jacob Clemmons, Roger Davis |
| Birth Date: | 13 December 1781 |
| Birth Place: | Westtown Township, Pennsylvania, U.S. |
| Death Place: | West Chester, Pennsylvania, U.S. |
| Resting Place: | Friends Burying Ground Birmingham, Pennsylvania, U.S. |
| Party: | Federalist |
| Relatives: | Edward Darlington (cousin) William Darlington (cousin) Smedley Darlington (second cousin) |
Isaac Darlington (December 13, 1781 – April 27, 1839) was an American politician and judge from Pennsylvania. He served as a member of the Pennsylvania House of Representatives, representing Chester County from 1807 to 1808. He served was a member of the U.S. House of Representatives from Pennsylvania from 1817 to 1819.
Isaac Darlington was born on December 13, 1781, in Westtown Township, Pennsylvania. He was the cousin of Edward Darlington and William Darlington, second cousin of Smedley Darlington. Darlington attended Friends School at Birmingham, Pennsylvania. He studied under schoolmaster John Forsythe. He taught at a country school for two or three years. He studied law under Joseph Hemphill, and was admitted to the bar in 1801.[1] [2]
He started a law practice in West Chester. He was a member of the Pennsylvania House of Representatives, representing Chester County from 1807 to 1808. He was elected again in a special election in February 1816 to fill a vacancy. He served as a lieutenant and adjutant of the Second Regiment, Pennsylvania Volunteers in 1814 and 1815.[1] [2]
Darlington was elected as a Federalist to the Fifteenth congress. He declined to be a candidate for renomination in 1818 to the Sixteenth congress. He served from March 4, 1817, to March 3, 1819.[1]
Darlington was appointed deputy attorney general for Chester County, Pennsylvania in 1820 and became presiding judge of the judicial district comprising the counties of Chester and Delaware from May 1821 until his death.[1] [2]
Darlington died at his home in West Chester on April 27, 1839. He was interred in the Friends Burying Ground in Birmingham.[1] [2] [3]
His son-in-law was Thomas S. Bell, a state senator and justice of the Supreme Court of Pennsylvania.[1]