| Sibylla of Conversano | |
|---|---|
 | |
| Duchess consort of Normandy | |
| Tenure | 1100–1103 |
| Died | 18 March 1103 Rouen |
| Spouse | Robert Curthose |
| Issue | William Clito |
| House | Hauteville |
| Father | Geoffrey, Count of Conversano |
| Mother | Sichelgaita of Moulins |
Sibylla of Conversano[a] (d. 18 March 1103) was a wealthy Norman heiress, Duchess of Normandy by marriage to Robert Curthose. She was regent of Normandy during the absence of her spouse.
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