Dec 30th is Multi-Superstar Birthday...any others come to mind?

[cjedmonton]

Today:

Sandy Koufax
Tiger Woods
LeBron James

The only other day of this stature that comes to mind is Jan 31:

Nolan Ryan
Jackie Robinson
Ernie Banks

Any other dates where 3+ bonafide superstars share a birthday?

 

[vwnut13]

Any other dates where 3+ bonafide superstars share a birthday?

May 18th

Brooks Robinson
Reggie Jackson
Pope John Paul II (the pope is bona fide, right?)