Geoffrey de Geneville | |
|---|---|
| 1st Baron Geneville | |
 | |
| Heir | Roger Mortimer and Joan |
| Born | c. 1226 Champagne |
| Died | 21 October 1314 Trim, County Meath |
| Buried | The Black Friary, Trim |
| Wife | Maud de Lacy, Baroness Geneville (1252–1304) |
| Issue | 5 (or more), including Geoffrey, Peter (Piers), and Simon |
| Father | Simon of Joinville |
| Mother | Beatrix d'Auxonne |
Geoffrey de Geneville, 1st Baron Geneville (c. 1226 – 21 October 1314) also known as Geoffrey de Joinville and Geoffroi de Joinville, was an Anglo-French noble, supporter of Henry III, who appointed him Baron of Trim, County Meath, and, subsequently, a staunch supporter of Edward I.