Here are some famous people who died before the age of 30: Oprah Winfrey: A successful television producer and philanthropist who died at the age of 20. Michael Jackson: A famous pop musician, singer, and dancer who died at the age of 30. 3 Bill Gates: A famous computer programmer and philanthropist who died at the age of 31 and was hailed as one of the richest people in the world. Marilyn Monroe-who died at the age of 29 was a famous Hollywood actress and sexy model. 5 John Lennon: The eldest son of a famous rock band, John Lennon, who died at the age of 30. He was also a poet and social actician. 6 Edward Kennedy: The 35th president of the United States who died at the age of 33 studied at Stanford and Harvard. Ewan McGregor, who died at the age of 29, was a well-known actor and dancer who won many Oscars. 8. Bill Clinton-The 44th president of the United States, who died at the age of 37. He was also a famous lawyer and politician. These are just a small number of famous people who died before the age of 30. Many other famous people also left behind a glorious life.