With brother, Bobby, his grew up in Santa Clarita, California. He went to UCSB from 2014 to 2018 where he majored in Geography. Alongside this, at the age of 23, he is a cancer survivor.
- He is 5'11".
- He played baseball at his college as a Utility Player.
- Saving Private Ryan is his favorite movie.
- The Office and Seinfeld are his favorite tv shows.
- Listens to Red Hot Chili Peppers.
- He has his own fan page run by Ricky Banuelos.
- He has diabetes.
- Billy hit .333 in the College World Series, lining a pinch-hit single against Oklahoma State before drawing a start against Miami, where he drove in the game-winning run with a squeeze bunt, according to the UCSB Baseball website.
- Dodgers outfielder Andre Ethier is his favorite athlete
- Cites his game-winning home run in the championship game of the 2011 Coachella Valley Baseball tournament as his favorite pre-UCSB sporting moment.