| John Oponjo Benjamin | |
| Nationality: | Sierra Leonean |
| Order: | Minister of Finance of Sierra Leone |
| Term Start: | September 2002 |
| Term End: | 17 September 2007 |
| Predecessor: | Joseph B. Dauda |
| Successor: | David Carew |
| Birth Date: | 29 November 1952 |
| Birth Place: | Segbwema, Kailahun District, British Sierra Leone |
| Party: | Sierra Leone People's Party (SLPP) |
| Residence: | Kenema, Sierra Leone |
John Oponjo Benjamin (born 29 November 1952) is a Sierra Leonean economist and politician of Mende descent. He was the leader of the main opposition Sierra Leone People's Party (SLPP) to 2013. He served as Minister of Finance of Sierra Leone from 2002 to 2007.[1] [2] During that period, Benjamin helped lead Sierra Leone through the Paris Club's 100% debt cancellation program. Benjamin was the chairman of the Council of State Secretaries in 1992.