| Abbreviation | KPB-PCB |
|---|---|
| Historical leaders | Joseph Jacquemotte Julien Lahaut Louis Van Geyt |
| Founders | Joseph Jacquemotte War Van Overstraeten |
| Founded | September 3, 1921 |
| Dissolved | 1989 |
| Merger of | Communist Party Belgian Communist Party |
| Succeeded by | Kommunistische Partij Parti Communiste |
| Headquarters | Brussels |
| Newspaper | De Roode Vaan (Flemish) Le Drapeau Rouge (French) |
| Youth wing | Communist Youth of Belgium |
| Paramilitary wing | Partisans Armés (1940-43) |
| Membership (1965) | 11,000 (peak) |
| Ideology | Communism Eurocommunism |
| Political position | Far-left |
| European Parliament group | Communist and Allies Group (1973–1989) |
| International affiliation | Comintern (1919–1943) Cominform (1947–1956) |
| Colours | Red |
The Communist Party of Belgium (Dutch: Kommunistische Partij van België, or KPB; French: Parti Communiste de Belgique, PCB) was a political party in Belgium from 1921 to 1989. The youth wing of KPB/PCB was known as the Communist Youth of Belgium. The party published a newspaper known as Le Drapeau Rouge in French and De Roode Vaan in Dutch.