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| Beatrice of Castile | |
|---|---|
| Marchioness of Montferrat | |
| Tenure | 1271-1286 |
| Born | 1254 |
| Died | 1286 (aged 31–32) |
| Spouse | William VII, Marquess of Montferrat |
| Issue | John I, Marquess of Montferrat Yolande, Byzantine Empress Alessina Orsini |
| House | Castilian House of Ivrea |
| Father | Alfonso X of Castile |
| Mother | Violant of Aragon |
Beatrice of Castile (5 November or 6 December 1254 – 1286) was a daughter of Alfonso X of Castile and his wife Violant of Aragon. She was Marchioness of Montferrat by her marriage and was mother of Irene of Montferrat.