| Country | Origin | Kind/Order | Other Relevant Names | Earlier See or Co-Cathedral | Latin Name (adj.) |
|---|---|---|---|---|---|
| Belgium | Antwerpen | Parish | Antwerp, Anvers | ||
| Belgium | Brugge | Episcopal see | Bruges | Brugensis | |
| Belgium | Bruxelles | Parish | Brussels, Brüsszel | Bruxellensis | |
| Belgium | Flanders | Vlaanderen, Flandre, Flandern, Flandria | |||
| Belgium | Gembloux | (OSB) | Abbaye de Gembloux | Gemblacensis | |
| Belgium | Ghent | Episcopal see | Gent | Gandavensis | |
| Belgium | Ghent, Saint Bavon | (OSB) | Abbaye Saint-Bavon | ||
| Belgium | Ghent, Saint Pierre | (OSB) | Abbaye Saint-Pierre | ||
| Belgium | Ghent, Saint Pierre de Grand | (OSB) | Abbaye Saint-Pierre de Gand | Blandiniensis | |
| Belgium | Hainaut | ||||
| Belgium | Liège | Episcopal see | Luik, Lüttich | Tongeren, Maastricht | Leodiensis |
| Belgium | Mechelen | Archiepiscopal see | Malines | Mechliniensis | |
| Belgium | Sint-Truiden | (OSB) | Abdij van Sint-Truiden | ||
| Belgium | Stavelot | (OSB) | Stabulensis | ||
| Belgium | Tournai | Episcopal see | Doornik | Tornacensis | |
| Belgium | Tournai (OSB) | (OSB) | Abbaye Saint-Martin de Tournai | Sancti Martini Tornacensis | |
| Belgium | Veurne | (OSB) | Sint-Niklaaskerk, Saint-Nicolas de Furnes |