Cornelius McGillicuddy, better known as Connie Mack, holds the MLB record for most career losses by a manager. Of course, being as how he managed for over 50 years (Pittsburgh Pirates 1894-1896 and Philadelphia Athletics 1901-1950) he also holds the MLB record for most career victories by a manager. His career record as a manager was 3,731-3,948.
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derek jeeter
derek jeter
Derek Jeter holds the record for most career games played in the postseason with 138.
Chuck Tanner Major League Baseball Manager of the Year Award was created in 2007.
Through game 1 of the 2010 playoffs, Derek Jeterhas made the most postseason appearances. He has played in 139 games.
frank robinson
As of the start of the 2007 season, no MLB player has hit for the cycle in the postseason.
Manny Ramirez is the top active non-Yankees player with the most postseason appearances with 111 games played.
Lou Pinella, Chicago Cubs
pete rose
No. Dallas Green was a major league baseball manager.