# 1921 Belgian general election

General elections were held in Belgium on 20 November 1921. The Catholic Party, emerged as the largest party, winning 70 of the 186 seats in the Chamber of Representatives. Voter turnout was 91%.
Elections to the nine provincial councils were held one week later, on 27 November 1921.
A Catholic–Liberal government led by Georges Theunis was formed following the elections.

## Results
### Chamber of Representatives

| Party | Party | Votes | % | Seats | +/– |
| | Catholic Party | 715,041 | 37.01 | 78 | +8 |
| | Belgian Labour Party | 672,445 | 34.81 | 68 | –2 |
| | Liberal Party | 343,929 | 17.80 | 33 | –1 |
| | Catholic dissidents | 64,746 | 3.35 | 2 | –1 |
| | Frontpartij | 58,790 | 3.04 | 4 | –1 |
| | Combatants | 20,633 | 1.07 | 1 | –1 |
| | Christian Workers' Alliance | 17,763 | 0.92 | 0 | New |
| | Middle Class Party | 9,754 | 0.50 | 0 | –1 |
| | Communist Party of Belgium | 939 | 0.05 | 0 | New |
| | Other parties | 27,802 | 1.44 | 0 | – |
| Total | Total | 1,931,842 | 100.00 | 186 | 0 |
| Valid votes | Valid votes | 1,931,842 | 95.20 | | |
| Invalid/blank votes | Invalid/blank votes | 97,326 | 4.80 | | |
| Total votes | Total votes | 2,029,168 | 100.00 | | |
| Registered voters/turnout | Registered voters/turnout | 2,226,797 | 91.12 | | |
| Source: Mackie & Rose ||||||

### Senate

A constitutional change eased the requirements to be a candidate for the Senate. As a compensation, the number of senators elected by provincial councils was increased from 27 to 40 and a new type of senators was introduced: 20 co-opted senators. This gives a total of 153 senators.
| | Belgian Labour Party | 661,168 | 35.48 | 33 | +13 |
| | Catholic Party | 606,799 | 32.57 | 34 | –9 |
| | Liberal Party | 362,187 | 19.44 | 18 | –12 |
| | United Catholics Party | 93,061 | 4.99 | 5 | New |
| | Christene Volkspartij | 51,928 | 2.79 | 2 | New |
| | Frontpartij | 29,726 | 1.60 | 0 | New |
| | Christian Workers' Alliance | 16,588 | 0.89 | 1 | New |
| | Combatants | 14,246 | 0.76 | 0 | New |
| | Democrats | 6,907 | 0.37 | 0 | New |
| | Nationalist Cartel | 5,196 | 0.28 | 0 | New |
| | Middle Class Party | 4,401 | 0.24 | 0 | 0 |
| | Liberals | 3,589 | 0.19 | 0 | New |
| | Liberal People's Union | 3,506 | 0.19 | 0 | New |
| | National Party | 2,427 | 0.13 | 0 | New |
| | Radical Party | 1,603 | 0.09 | 0 | New |
| Total | Total | 1,863,332 | 100.00 | 93 | 0 |
| Source: Belgian Elections ||||||

## Constituencies

The distribution of seats among the electoral districts was as follows:
| Province | Arrondissement(s) | Chamber | Senate |
| Antwerp | Antwerp | 15 | 7 |
| Antwerp | Mechelen | 5 | 5 |
| Antwerp | Turnhout | 4 | 5 |
| Antwerp | Elected by the provincial council | | 5 |
| Limburg | Hasselt | 3 | 4 |
| Limburg | Tongeren-Maaseik | 4 | 4 |
| Limburg | Elected by the provincial council | | 3 |
| East Flanders | Aalst | 5 | 4 |
| East Flanders | Oudenaarde | 3 | 4 |
| East Flanders | Gent-Eeklo | 12 | 6 |
| East Flanders | Dendermonde | 4 | 4 |
| East Flanders | Sint-Niklaas | 4 | 4 |
| East Flanders | Elected by the provincial council | | 5 |
| West Flanders | Bruges | 4 | 2 |
| West Flanders | Roeselare-Tielt | 5 | 3 |
| West Flanders | Kortrijk | 5 | 4 |
| West Flanders | Ypres | 3 | 4 |
| West Flanders | Veurne-Diksmuide-Ostend | 5 | 2 |
| West Flanders | Elected by the provincial council | | 4 |
| Brabant | Leuven | 7 | 3 |
| Brabant | Brussels | 26 | 13 |
| Brabant | Nivelles | 4 | 2 |
| Brabant | Elected by the provincial council | | 7 |
| Hainaut | Tournai-Ath | 6 | 3 |
| Hainaut | Charleroi | 11 | 7 |
| Hainaut | Thuin | 3 | 7 |
| Hainaut | Mons | 7 | 5 |
| Hainaut | Soignies | 4 | 5 |
| Hainaut | Elected by the provincial council | | 6 |
| Liège | Huy-Waremme | 4 | 2 |
| Liège | Liège | 13 | 7 |
| Liège | Verviers | 5 | 2 |
| Liège | Elected by the provincial council | | 4 |
| Luxembourg | Arlon-Marche-Bastogne | 3 | 3 |
| Luxembourg | Neufchâteau-Virton | 3 | 3 |
| Luxembourg | Elected by the provincial council | | 3 |
| Namur | Namur | 5 | 5 |
| Namur | Dinant-Philippeville | 4 | 5 |
| Namur | Elected by the provincial council | | 3 |
| Total | Total | 186 | 93 + 40 |
Additionally, 20 senators were co-opted.