I can't say as that I know that answer but since Pete Rose holds the MLB career record for games played with 3,562 my guess would be Pete Rose.
9
9 innings
The MLB record for innings played was 26 by Brooklyn and Boston in 1920. The minor league record is 33 innings between the Rochester Red Wings and the Pawtucket Red Socks in 1981.
A regulation game will have 6 innings.
Some games have 6 innings of playing, and some are 9. Usually my old team played six.
7
33 innings long
New york mets 22 innings
Connie Mack began his major league baseball career in 1886. He played the position of catcher for the Washington Nationals.
9 innings
15 innings were played because crowds were constantly wanting more play
A regular baseball game has 9 innings. If the score is tied after 9 innings, extra innings are played until until the game is resolved. The longest running game in professional baseball history lasted 33 innings with 8 hours and 25 minutes of playing time. It was between the Pawtucket Red Sox and Rochester Red Wings from the Triple-A International League in 1981.