| Office1: | Provincial Commissioner of Huambo |
| Term Start1: | 1989 |
| Term End1: | 1992 |
| Predecessor1: | Marcolino Moco |
| Successor1: | Graciano Mande |
| Office2: | Minister of Youth and Sports |
| Term Start2: | 1992 |
| Term End2: | 1992 |
| Predecessor2: | Marcolino Moco |
| Successor2: | Justino Fernandes |
| Office3: | Chief of the Military Staff of the President |
| Term Start3: | 1992 |
| Term End3: | 1995 |
| Predecessor3: | Position established |
| Successor3: | Hélder Vieira Dias |
| Office4: | Ambassador of Angola to Brazil |
| Term Start4: | 1995 |
| Term End4: | 1999 |
| Predecessor4: | Manuel Alfredo Salvaterra |
| Successor4: | Gen. Alberto Correia Neto |
| Office5: | Ambassador of Angola to Portugal |
| Term Start5: | 1999 |
| Term End5: | 2002 |
| Predecessor5: | José G.M. Patrício |
| Successor5: | Assunção dos Anjos |
| Office6: | Minister of the Interior |
| Term Start6: | 2002 |
| Term End6: | 2006 |
| Predecessor6: | Fernando da Piedade Nandó |
| Successor6: | Roberto Monteiro Ngongo |
| Birth Date: | 8 August 1950 |
| Birth Place: | Luanda, Angola |
| Death Place: | São Paulo, Brazil |
| Nationality: | Angolan |
| Party: | MPLA |
Osvaldo de Jesus Serra Van-Dúnem (8 August 1950 – 4 February 2006) was an Angolan politician and diplomat. His surname is of Flemish origin, from the well known Angolan Family, "the Van-Dúnem family". He was appointed Interior Minister on 16 December 2002 by Prime Minister Fernando da Piedade Dias dos Santos.[1] From 1999 to 2002, he was the ambassador of Angola to Portugal. He left this post to become the minister. In May 2006, Van-Dúnem died while visiting Brazil.[2]