Arthur "The Fonz" Fonzarelli is a fictional character from the television show Happy Days, which aired from 1974 to 1984. Portrayed by actor Henry Winkler, The Fonz is known for his cool demeanor, leather jacket, and iconic thumbs-up gesture. He is a greaser and a mechanic, often serving as a mentor to the show's main characters, particularly Richie Cunningham. The Fonz became a cultural icon, representing the rebellious spirit of the 1950s and 1960s. His character is often associated with themes of friendship, loyalty, and the importance of being true to oneself. The Fonz's popularity led to numerous appearances in spin-offs and merchandise, solidifying his status in American pop culture.