Former Major Leaguer, Leon McFadden, believes his athletic genes were passed onto his son, Leon Jr. However, Leon Sr. wound up encouraging his son to pursue professional football. Leon Jr. will be a rookie cornerback with the Cleveland Browns for the upcoming season.
My book, Family Ties: A Comprehensive Collection of Facts and Trivia About Baseball’s Relatives, has an extensive list of Major League players with relatives in other professional sports.
Attached is an article about the McFaddens from Cleveland.com:
http://www.cleveland.com/browns/index.ssf/2013/05/a_fathers_drive_kept_cleveland.html
Baseball's Relatives 