There is a very large overlap in people that play both baseball and football. While that overlap mostly happens at a high school and college level, a few have managed to crack the pros in both sports. It’s obviously quite hard to do, but for whatever reason, that combination of sports appears more than any other combination of major sports in the US.
Over the years, the Yankees have had several people in the organization who either have played both sports, or at some point considered it. These five are probably the most notable.
George Halas
Halas is known as the legendary player, coach, executive, and owner of the Chicago Bears, who helped former the league now known as the NFL.