Babe ruth went by the nickname the Babe
Bambino is Italian for baby, as in Babe, Babe Ruth.
he was 12
In you are referring to Babe Ruth, his real name was George Herman Ruth.
Answer: George Herman Ruth Jr. got his nickname "Babe" or "Baby" by being so young on the Red Sox, or then the Red Stockings, so Ruth was so young they called him Babe.
George Herman "Babe" Ruth, Jr.