Lady Gaga -
Lady Gaga's real name is Stefani Joanne Angelina Germanotta. Sounds pretty Italian, right? That's because both her parents have Italian ancestry.
Steven Tyler -
The Aerosmith front man was born Steven Victor Tallarico. Tyler's paternal grandfather, Giovanni Tallarico, was originally from Cotronei, Calabria.
Robert DeNiro -
The award-winning actor's father, painter Robert De Niro Sr., was of Italian descent. The actor's Italian family roots come from Ferrazzano.
Nicolas Cage -
Born Nicolas Kim Coppola, the Hollywood star is the nephew of director Francis Ford Coppola, so he also has Italian ancestry.
Joe Pesci -
The 'Goodfellas' (1990) actor has Italian ancestry from both his parents. His family hails from Turin and Aquilonia.
Jay Leno -
The television host and comedian has Italian ancestry from his father's side. Leno's father, Angelo, was born in the US to immigrants from Flumeri.
Bruce Springsteen -
"The Boss" is yet another famous Italian-American on this list. He may have been born in the USA, but his maternal grandfather was born in Vico Equense.
Alicia Keys -
Alicia Augello Cook has a diverse ancestry, including Italian. Her mother's paternal grandparents hailed from Sciacca in Sicily and Lamezia Terme in Calabria.
Jimmy Kimmel -
The famous TV host's mother has Italian ancestry. Her family originally moved to the US from Ischia, Naples.
Danny DeVito -
The famous actor has Italian roots from both sides of his family. His ancestry can be traced back to San Fele and Calabria.
Leonardo DiCaprio -
Leo DiCaprio's father, George DiCaprio, has Italian roots, hence the name. The actor's grandfather, Salvatore Di Caprio, was the son of Italian immigrants.
Ashley Judd -
Born Ashley Tyler Ciminella, the actress has Italian ancestry from her paternal grandfather, who was from Sicily.
Matt LeBlanc -
The 'Friends' actor has Italian ancestry from his mother's side. Matt LeBlanc's family can be traced back to the Province of Frosinone.
Sean Penn -
The actor has Italian roots from his mother's side. Penn's mother, Eileen Ryan (née Eileen Annucci), was born to an Italian-American father, Amerigo Giuseppe Annucci.
Kate Walsh -
The actress also has Italian roots, from her mother's side. Kate Walsh's family can be traced back to Province of Potenza in the Basilicata region.
Susan Sarandon -
The award-winning actress has Italian ancestry from her mother's side. Lenora Marie Criscione's family roots come from the regions of Tuscany and Sicily.