Samuel J. Ramsperger (April 25, 1862 – December 15, 1936) was an American politician from New York.
Born in Buffalo, New York, he was the son of Conrad Ramsperger (1831–1869), a nailsmith who died in a work accident, and Anna Maria (Reppert) Ramsperger. He attended St. Anne's Parochial School and Canisius College. Then he became a bookkeeper. He was an alderman of Buffalo from 1885 to 1888. On November 20, 1889, he married Anna Siebert.
Ramsperger was a member of the New York State Senate (48th D.) from 1899 to 1904, sitting in the 122nd, 123rd, 124th, 125th, 126th and 127th New York State Legislatures.
He was again a member of the State Senate (49th D.) from 1907 to 1920, sitting in the 130th, 131st, 132nd, 133rd, 134th, 135th, 136th, 137th, 138th, 139th, 140th, 141st, 142nd and 143rd New York State Legislatures.
He died on December 15, 1936, "after an illness of three months", and was buried at the United German and French Roman Catholic Cemetery in Cheektowaga, New York.