Belgium
| Commissioner | Portfolio | Commission | Party |
|---|---|---|---|
| Karel De Gucht | Development & Humanitarian Aid Trade |
Barroso I & II | VLD |
| Louis Michel | Development & Humanitarian Aid | Prodi & Barroso I | MR |
| Philippe Busquin | Research | Prodi | PS |
| Karel Van Miert | Transport / Competition (Vice-President) | Delors II / Delors III & Santer & Marín | SP |
| Willy De Clercq | External Relations & Trade | Delors I | PVV |
| Étienne Davignon | Internal Market, Customs Union, Industrial Affairs / Industrial Affairs & Energy | Jenkins / Thorn | none |
| Henri François Simonet | Tax & Energy (Vice-President) | Ortoli | PS |
| Albert Coppé | Social Affairs, Transport & Budget | Malfatti & Mansholt | CVP |
| Jean Rey | External Relations / President | Hallstein I & Hallstein II / Rey | PRL |
| European Coal and Steel Community and European Atomic Energy Community Presidents | |||
| President | Commission | Dates | Party |
| Paul Finet | European Coal and Steel Community | 1958–1959 | unknown |
Read more about this topic: List Of European Commissioners By Nationality