On September 18, 1974, Hank Aaron hit a solo home run off of San Francisco Giants pitcher John Montefusco in the second inning as the Braves beat the Giants 4-2. It was the only home run Aaron hit off of Montefusco, who was making just his fourth major league start.
On September 13, 2006, Barry Bonds hit 732nd career home run off of Colorado Rockies pitcher Brian Fuentes in the ninth inning. It was the second home run Bonds had hit off of Fuentes in his career. Bonds is 8 for 10 (but with no walks) against Fuentes in his career. Colorado won the game 9-8.