4) Usain Bolt (Net Worth: $30 Million)

This Jamaican sprinter is the fastest human being in the world. He has set world records in 100 m, 200 m and 4 X 100 m relay. He won three gold medals in the 2008 Beijing Olympics; and five gold medals and two silver medals in the World Championship competitions.

3) Rita Marley (Net Worth: $50 Million)

Rita Marley is the widow of Bob Marley and a member of the trio the ‘I Threes’, Bob Marley’s backup singers. She earned her fortune as a singer. After her husband’s death, she established the ‘Bob Marley Foundation’, a charitable organization to fight poverty and hunger in developing nations.