Bernie Williams hit the most career postseason home runs as a Yankee with 22.
Roger Maris hit 61 home runs in the 1961 season.
Bernie Williams has hit the most postseason homeruns for the Yankees with 22. Mickey Mantle has hit the most World Series homeruns in baseball history with 18.
Derek Jeter
Lou Gehrig has the most triples as a New York Yankee with 163.
Babe Ruth has the most career home runs as a Yankee with 659.
Mickey Mantle hit the most home runs at the old Yankee Stadium with 266.
Bernie Williams hit the most career postseason home runs as a Yankee with 22.
Babe Ruth
Babe Ruth hit 659 of his 714 home runs as a New York Yankee.
Roger Maris in 61 I believe.
Mickey Mantle with 266 HRs.
Mickey Mantle, with 536 career home runs between 1951 and 1968, has the most home runs as a New York Yankee, who has not played for another team. Babe Ruth has the most home runs as a Yankee with 659, but has also played for the Boston Red Sox and the Boston Braves.
As of 2009, Bernie Williams holds the record for most home runs hit in a single postseason by a New York Yankee with 6, in 1996
Manny Ramirez did when he was a Red Sox player.
Babe Ruth hit 659 home runs as a New York Yankee.
Dave Winfield