- For the voice actor of Dr. Ishihara, see John Swasey.
John Gremillion, born June 11, 1967, in Houston, Texas, is the English voice actor of the foreigner from ep. 3 and the Old Man Vendor from ep. 5 of the Azumanga Daioh anime. He worked for ADV Films/Seraphim Digital and Funimation Entertainment/OkraTron 5000 and is known for his anime and video game voices. He attended the University of Texas at Austin film school and studied drama at the Juilliard School. Other than Azumanga Daioh, he has appeared in D.N.Angel, Fullmetal Alchemist, Air Gear, One Piece, D.Gray-man, Black Butler, Neon Genesis Evangelion, Ouran High School Host Club, Sgt. Frog, Detective Conan, and Highschool of the Dead.