Tomohiro Nishimura (西村 智博, born on 2 February 1961 in Asahikawa, Hokkaidō) is a Japanese musician and actor who provided voices from the Japanese version of Thomas & Friends.

He is best known for voicing Hector from "Heathcliff", Fred the Mutant from "Biker Mice from Mars", Basil Karlo/Clayface from "The Batman", Midvalley from "Trigun", Seaquant from "Hunter x Hunter", Dr. Wiseman and Professor Cozmo from "Pokémon", Howie Hardy and Hattori Kinzo from the original "Teenage Mutant Ninja Turtles", Takuo Shibuimaru and Matt/Mail Jeevas from "Death Note", and SL-Man from "Soreike! Anpanman".