Rudy Giuliani was the 107th mayor of New York City from 1994 to 2001
He is a Republican and a former U.S. Attorney for the Southern District of New York
Giuliani is known for his tough-on-crime stance and his leadership in the aftermath of the September 11 attacks
He was a vocal supporter of Donald Trump during the 2016 presidential campaign.
Giuliani has been criticized for his handling of the Jeffrey Epstein case and for his role in the Trump-Ukraine scandal
He is currently a lawyer and political commentator
Giuliani is a controversial figure, but he is also one of the most consequential mayors in New York City history