Grace O'Malley
Gráinne O'Malley (Irish: Gráinne Ní Mháille, pronounced [ˈgˠɾˠaːn̠ʲə n̠ʲiː ˈwaːl̠ʲə]; c. 1530 – c. 1603) was the head of the Ó Máille dynasty in the west of Ireland, and the daughter of Eóghan Dubhdara Ó Máille. Upon her father's death, she took over active leadership of the lordship by land and sea, despite having a brother, Dónal an Phíopa Ó Máille.