Barry Bonds Hi Fives bat boy after hitting his 73rd home run on October 7, 2001. Bonds was regarded as an exceptional hitter, and finished his regular season career with a very high on-base percentage (.444) and isolated power (.309). He holds many MLB hitting records, including most career home runs, most home runs in a single season (73, set in 2001) and most career walks. He also received eight Gold Gloves for his defense in the outfield.