Sir Uilleag (Ulick) de Burgh (Burke), 1st Clanricarde or Mac William Uachtar was an Irish chieftain and noble who was leader of one of the three factions who fought the Burke Civil War in the 1330s. By the end of the conflict he had established himself and his descendants as Clanricarde, also known as Mac William Uachtar, independent lords of Galway. He was succeeded by his son, Richard Óg Burke, 2nd Clanricarde (d.1387).
- Position held
- Chief of the Name
- Citizenship
- Lordship of Ireland
- Died
- 1343
