Mark H. Sibley

Mark Hopkins Sibley (1796 Great Barrington, Berkshire County, Massachusetts – September 8, 1852 Canandaigua, Ontario County, New York) was an American politician from New York.

Subley studied law an was admitted to the bar. He commenced practice in Canandaigua, New York, in 1814. He was a member of the New York State Assembly (Ontario Co.) in 1835 and 1836. On March 4, 1837, he was elected, as a Whig, to the 25th United States Congress, where he served until March 3, 1839.

Sibley was a member of the New York State Senate (7th D.) in 1840 and 1841. He resigned his seat on May 28, 1841. From 1847 to 1851, he served as the First Judge and Surrogate of Ontario County. He was buried at the West Avenue Cemetery in Canandaigua.