Fredo is of Italian origin, derived from the Germanic name Frederick, which means "peaceful ruler." It gained popularity during the Middle Ages and was often used by nobility due to its association with prominent historical figures like Frederick Barbarossa. In literature, Fredo has been featured in various works, most notably as a character in Mario Puzo's "The Godfather" novel and subsequent film adaptation. The name Fredo is also associated with the popular cartoon series "SpongeBob SquarePants," where it is the first name of one of the main characters, Frederick "Fredo" Rechid.
"Fredo saw a gap of 37 years between its first and latest recorded births."