Johnny Mize's Three-Home-Run Game, 1940

Johnny Mize hit three home runs in one game for the St. Louis Cardinals against the Cincinnati Reds on May 13, 1940. The St. Louis Cardinals lost 8–8.

The game was played at Crosley Field in Cincinnati. It went fourteen innings. The announced attendance was 6,606. The game took 3h 35m. It was a day game under sunny skies, at 84 degrees.

Johnny Mize did it six times in all. Johnny Vander Meer started for the Cincinnati Reds. Larry Goetz umpired behind the plate. It is the first of four three-home-run games the archive records that season.