19. Matt Birk

Matt Birk is one of the most stellar entries on this list. Birk studied economics from Harvard University. He holds an economics major. He was picked in the sixth-round in 1998 NFL draft. Within two years, he became a regular starter and also earned a Pro Bowl spot. During his playing time, he was known for being outspoken including criticizing then NFLPA director Gene Upshaw.

PHOTO: Wikipedia

After finishing college Birk started working on Wall Street. He has accomplished a lot as both financial adviser and investor. The Sporting News rated him the sixth smartest athlete in professional sports of all times.

In 2002 he established HIKE foundation for under privileged school and college children.