| Office: | Member of the U.S. House of Representatives from New York's 1st district |
| Term Start: | March 4, 1807 |
| Term End: | March 3, 1809 |
| Predecessor: | Eliphalet Wickes |
| Successor: | Ebenezer Sage |
| Term Start1: | November 5, 1804 |
| Term End1: | March 3, 1805 |
| Successor1: | Eliphalet Wickes |
| Office2: | Member of the New York State Assembly |
| Term Start2: | 1784 |
| Term End2: | Unknown |
| Birth Name: | Samuel Riker |
| Birth Date: | 8 April 1743 |
| Birth Place: | Newtown, Province of New York, British America |
| Death Date: | May 19, 1823 (aged 80) |
| Death Place: | Newtown, New York, U.S. |
| Party: | Democratic-Republican |
| Spouse: | Anna Lawrence |
Samuel Riker (April 8, 1743 – May 19, 1823) was an American politician and a member of the United States House of Representatives for New York's 1st congressional district from 1804 to 1805 and again from 1807 to 1809.
He was born on April 8, 1743, in Newtown on Long Island in what was then the Province of New York into a family of Dutch origin. He was a son of Andrew Riker (1699–1762) and Jane (née Berrien) Riker (1703–1775).
His great-grandfather Abraham Ryker (1619–1689) was born in the Netherlands and settled in New Netherland.
After Riker attended the common schools, he was a member of the Newtown committee of correspondence in 1774, and was supervisor of Suffolk County in 1783. He was the lieutenant of Light Horse during the American Revolution.[1]
Samuel Riker was a member of the New York State Assembly in 1784. He was elected as a Democratic-Republican to the Eighth Congress to fill the vacancy caused by the resignation of John Smith. He served from November 5, 1804, to March 3, 1805. He was also elected to the Tenth Congress, which met from March 4, 1807, to March 3, 1809.
Riker was married to Anna Lawrence (1749–1833). Anna was a daughter of Joseph Lawrence and a niece of merchant and New York State Senator Jonathan Lawrence. Among her cousins were Samuel, John, and William T. Lawrence.[2] Together, they were the parents of:
He died in Newtown in Long Island on May 19, 1823. He was interred in the Dutch Reformed Cemetery.
Through his daughter Patience, he was a grandfather of Patience Riker Lawrence (wife of Timothy Gridley Churchill) and a great-grandfather of Jane Lawrence Churchill, who married Henry Y. Satterlee,[4] the Episcopal Bishop of Washington,[6] [7]