Actors/Actresses:
* Robert Downey Jr. (1965) - Known for his roles in Iron Man, Sherlock Holmes, and Chaplin.
* Anthony Hopkins (1937) - Known for his roles in The Silence of the Lambs, The Remains of the Day, and Thor.
* Jackie Gleason (1916) - Known for his role as Ralph Kramden in "The Honeymooners."
* Marisa Tomei (1964) - Known for her roles in My Cousin Vinny, What's Eating Gilbert Grape, and Spider-Man: No Way Home.
Musicians:
* Jackie DeShannon (1941) - American singer-songwriter known for hits like "What the World Needs Now Is Love" and "Put a Little Love in Your Heart."
* Maria Callas (1923) - Greek-American opera singer, renowned for her powerful voice and dramatic interpretations.
* Freddie Mercury (1946) - Lead singer of the rock band Queen.
Athletes:
* Hank Aaron (1934) - Legendary baseball player known for breaking Babe Ruth's home run record.
* Roberto Clemente (1934) - Hall of Fame baseball player and humanitarian who died in a plane crash while delivering aid to earthquake victims.
Politicians:
* Martin Luther King Jr. (1929) - American civil rights activist and Baptist minister.
* Jack Paar (1918) - American television host, best known for hosting "The Tonight Show."
Writers:
* Nathaniel Hawthorne (1804) - American novelist known for "The Scarlet Letter" and "The House of the Seven Gables."
Other:
* Mark Zuckerberg (1984) - Founder and CEO of Facebook.
This is not an exhaustive list, but it gives you an idea of the diverse range of famous people who were born on April 4th.