John Gill Valentine (November 21, 1855 – October 10, 1903) was an American pitcher and umpire in Major League Baseball who played one season as a player for the 1883 Columbus Buckeyes of the American Association, and later umpired from 1884 to 1888.
جون فالنتاين (بالإنجليزية: John Valentine) هو لاعب كرة قاعدة أمريكي، ولد في 21 نوفمبر 1855 في بروكلين في الولايات المتحدة، وتوفي في 10 أكتوبر 1903 في سنترال آيسلب في الولايات المتحدة. (ar)
John Gill Valentine (November 21, 1855 – October 10, 1903) was an American pitcher and umpire in Major League Baseball who played one season as a player for the 1883 Columbus Buckeyes of the American Association, and later umpired from 1884 to 1888. (en)