Joan of Lusignan or Jeanne I de Lusignan (d. August-September 14, 1322) succeeded her sister as Dame de Lusignan, de Couhe et de Peyrat in 1308 but not as Countess of La Marche since after her sister's death it was annexed by Philip IV of France and given as an appanage to Philip’s son Charles the Fair. She married before 1285 Sir Piers de Geneville, Baron de Geneville of Trim and Ludlow Castle (d. bef. August, 1292) and had an only daughter:
- Joan de Geneville (1285/1286 – 1356), married to Roger Mortimer, 1st Earl of March (d. November 29, 1330)
