Roswell Hart (August 4, 1824 – April 20, 1883) was a United States Representative from New York. Born in Rochester, he completed preparatory studies and was graduated from Yale College in 1843, where he was a member of Skull and Bones. He studied law, was admitted to the bar in 1847, and engaged in commercial pursuits.
Hart was elected as a Republican to the 39th United States Congress, holding office from March 4, 1865 to March 4, 1867. He was an unsuccessful candidate for reelection in 1866 to the 40th United States Congress and was superintendent of the Railway Mail Service for the States of New York and Pennsylvania from 1869 to 1876. In 1883 he died in Rochester; interment was in Mount Hope Cemetery.
- United States Congress. "Roswell Hart (id: H000292)". Biographical Directory of the United States Congress.
- Millegan, Kris (2003). "The Skeleton Crew". Fleshing Out Skull and Bones: Investigations into America's Most Powerful Secret Society. Walterville, OR: Trine Day. pp. 597–690. ISBN 0-9720207-2-1. "This list is compiled from material from the Order of Skull and Bones membership books at Sterling Library, Yale University and other public records. The latest books available are the 1971 Living members and the 1973 Deceased Members books. The last year the members were published in the Yale Banner is 1969."
|U.S. House of Representatives|
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| Member of the U.S. House of Representatives |
from New York's 28th congressional district