A selection of athletes born on my birthday of Sept 6:
Baseball: Alex Escobar, Red Farber (HOF)
Basketball: John Wall, Kevin Willis
Boxing: Pedro Sanchez
Cricket: (Don't know enough to pick any out.)
Football: Will Peoples
Golf: Kevin Burton, Dow Finsterwald, Ed Oliver
Hockey: Igor Korolev, Bill Root
Misc Sports: (There's nobody that I know anything about)
MMA: (There's nobody that I know anything about)
Racing: Kenny Bernstein
Soccer: Stephen Kelly
Tennis: Leylah Annie Fernandez, Tim Henman, Greg Rusedski
Wrestling: Braun Strowman
An aside to this thread, President Kennedy's father, Joe Kennedy was also born on September 6.