Template:Infobox Longest professional baseball game
The Pawtucket Red Sox and the Rochester Red Wings, two teams from the Triple-A International League, played the longest game in professional baseball history.
It lasted 33 innings, with 8 hours and 25 minutes of playing time.
32 innings were played April 18/19, 1981, at McCoy Stadium in Pawtucket, Rhode Island and the final 33rd inning was played June 23, 1981.