Thomas H. "Toad" Ramsey (August 8, 1864 – March 27, 1906) was an American Major League Baseball player who pitched in the majors from 1885 to 1890. Ramsey spent his entire career in the American Association, split between two different teams. He played for the Louisville Colonels and St. Louis Browns. He is sometimes credited with inventing a pitch, the knuckleball. He was one of the top pitchers in the Association for more than two years, with statistics that put him in the top five in multiple pitching categories.