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| John III | |
|---|---|
| Duke of Brabant Duke of Lothier Duke of Limburg | |
 John's effigy in a seal | |
| Born | 1300 |
| Died | 5 December 1355 Brussels |
| Burial | |
| Spouse | Marie d'Évreux |
| Issue | Joanna, Duchess of Brabant Margaret of Brabant Marie of Brabant John Henry Godfrey |
| House | House of Reginar |
| Father | John II, Duke of Brabant |
| Mother | Margaret of England |
John III (Dutch: Jan; 1300 – 5 December 1355) was Duke of Brabant, Lothier (1312–1355) and Limburg (1312–1347 then 1349–1355).