As many as the players can hit. There is no limit.
In MLB, the most HRs Dwight hit in a game was 2 ... he did this 22 times.
Ralph had 369 career MLB home runs.
No one has ever hit more than 4 home runs in single game in the MLB.
Most home runs in a single world series game, 3 home runs.
Chapman had 17 career MLB home runs in 4590 at bats.
5
Through the 2012 season, Curtis Granderson has210 career home runs.
I am a MLB analyst and my name is Bip Roberts and david freese had 4 home runs
I am a MLB analyst and my name is Bip Roberts and david freese had 4 home runs
Six
close to prob a couple zillion
Babe Ruth played 2,503 games in MLB and hit his 714th and last home run in his 2,498th game.