Goose Goslin holds the record for most home runs hit at Yankee Stadium by an opposing player (32).
Manny Ramirez did when he was a Red Sox player.
Mickey Mantle hit the most home runs at the old Yankee Stadium with 266.
Most home runs in one stadium — 303 at Coors Field (Colorado Rockies) in 1999. I bet new Yankee Stadium will shatter that (110 to date!) THE AWNSER IS FENWAY PARK AND YANKEE STADIUM THEY ARE TIED
in 2009 New Yankee stadium
Mariano Rivera (230 at the original Yankee Stadium, which is not only the most at Yankee Stadium, but the most at ANY ballpark).
In 2009, Yankee Stadium yielded 237 home runs, which led the major leagues..
Mickey Mantle with 266 HRs.
Roger Maris in 61 I believe.
Derek Jeter had the most hits ever in Yankee Stadium I, with 1,274 hits.
Cal Ripken Jr.
Mariano Rivera He has the most saves at Old Yankee Stadium (230), and he has a good chance to have the most at New Yankee Stadium.
Mickey Mantle hit 266 home runs to lead with Babe Ruth 2nd with 259, followed by Lou Gehrig with 251.
I am not sure which stadium produced the most and have been unsuccessful in finding the answer online, but I do know Yankee Stadium was leading the pace most of the season and completed the 2009 regular season with 237.
I'm pretty sure the most home runs against the Yankees was Manny Ramirez, but the most hits might be Ted Williams.
The new Yankee stadium
I would say Yankee Stadium (2009)