The Oscar-winning actor starred in dozens of films, shows, stand-up performances, and TV specials throughout his career -- which spanned nearly 40 years -- and gave larger-than-life performances in most of them.
Whether he dressed in spandex as Mork from Ork or in drag as Mrs. Doubtfire, Williams always went that extra mile to earn a laugh. He had an undeniable passion for making audiences smile.
Here are thirteen of his most memorable and iconic performances:
That time Mork met the Fonz:
Singing "Friend Like Me" in "Aladdin":
When he played a ventriloquist to Billy Crystal's dummy at the Oscars in 2004:
His first Appearance on Johnny Carson's "Tonight Show":
Instructing his students to seize the day in "Dead Poets Society":
Confronting Dustin Hoffman's Captain Hook in "Hook":
Saying "Helllloooooooooo!" as a cake-faced "Mrs. Doubtfire":
Giving his first radio broadcast in "Good Morning, Vietnam"
Calming down Nathan Lane in "The Birdcage":
Creepy rendezvous with Jon Stewart in "Death to Smoochy":
Doing televised improv on "Whose Line Is It Anyway?":