Take a look at our list of the Richest Philanthropists in the world. Updated daily.
| 1 | Charles Koch Net Worth: $60B |
| 2 | David H. Koch Net Worth: $58B |
| 3 | Paul Allen Net Worth: $20B |
| 4 | Howard Hughes Net Worth: $11B |
| 5 | Marvin Davis Net Worth: $6B |
| 6 | Doris Duke Net Worth: $5.3B |
| 7 | Dina Merrill Net Worth: $5B |
| 8 | Woody Johnson Net Worth: $3.5B |
| 9 | Daryl Katz Net Worth: $3.5B |
| 10 | Oprah Winfrey Net Worth: $3.5B Oprah Winfrey is an entertainer. |
