was one of the first two players to hit a home run in their first major league at bat.|alt=A man wearing a collared shirt with the words "BROOKLYN" at the front and a necktie. had the most career home runs among the players who hit a home run in their first MLB at bat until the record was broken by
Aaron Judge in 2025. |alt=A man, wearing a Cardinals' red batting practice uniform with the white interlocking "STL" logo on his left, holds a baseball bat by the barrel with his right hand pitcher
Hoyt Wilhelm homered in his first MLB at bat, and is one of 23 players to never hit another home run in their major league career.|alt=A man, wearing a baseball uniform and black baseball cap with the interlocking "NY" logo of the New York Giants, faces to his left. is one of four players to hit a grand slam in his first MLB at bat, and one of two to hit it on the first pitch.|alt=A man, wearing a white baseball uniform and dark blue batting helmet, prepares to bat left-handed. is one of 19
pitchers to homer in their first major league at bat.|alt=A man, wearing the Cardinals' grey road uniform and dark blue cap with the interlocking "STL" logo, prepares to deliver a pitch with the baseball in his right hand. is one of only two Hall of Famers to homer in his first major league at bat.|alt=A man, wearing a baseball uniform stands with his hands on his knees. ==See also==