Albert C. Comstock (September 20, 1845, in Lansingburgh, Rensselaer County, New York – November 14, 1910) was an American lawyer and politician from New York.
He was the son of James C. Comstock (born 1819). He attended the public schools and Lansingburgh Academy. Then he studied law, was admitted to the bar in 1867, and practiced. On August 11, 1869, he married Mary E. Benson (1838–1929).
Comstock was a member of the New York State Assembly (Rensselaer Co., 2nd D.) in 1880.
He was a member of the New York State Senate (16th D.) from 1884 to 1887, sitting in the 107th, 108th, 109th and 110th New York State Legislatures.
In 1895, he was elected Surrogate of Rensselaer County.