Isaiah Thomas

Isaiah or Isiah Thomas may refer to:

Sportsmen

 * Isiah Thomas (born 1961), American retired Hall of Fame basketball player and coach
 * Isaiah Thomas (basketball) (born 1989), American basketball player
 * Isiah Thomas (boxer) (born 1989), American boxer
 * Isaiah Thomas (American football) (born 1998), American football player

Other people

 * Isaiah Thomas (publisher) (1749–1831), American revolutionary-era publisher and author
 * Isaiah Thomas (politician) (born 1984), American politician