Rainier III, Prince of Monaco
(Prince of Monaco from 1949 to 2005)
Birthdate: May 31, 1923
Sun Sign: Gemini
Died: April 6, 2005
Rainier III, son of Prince Pierre, was the Prince of Monaco from 1949 to 2005. He reduced Monaco’s dependence on gambling as a source of revenue and made it more of a tourist destination. He also reduced the powers of the royalty. He was married to renowned actor Grace Kelly.