9. Grace Kelly
Profession: Acting, RoyaltyEst. Net Worth: $40 Million*
Grace Kelly is a name that Old Hollywood fans will recognize. She went from an actress to a princess. Her film credits include To Catch a Thief (High Society),Rear Window and more.
Kelly was a star in Hollywood movies of the 1950s, but she wanted to do something else. Kelly married Prince Rainier III in Monaco in 1956 and held the title Princess of Monaco up until 1982. Her net worth in 1982 was reportedly $40 million.