John FitzGerald, 4th Earl of Desmond

English nobleman (1350–1399)

Parents

• Gerald FitzGerald, 3rd Earl of Desmond
• Lady Eleanor Butler

Children

• Thomas FitzGerald, 5th Earl of Desmond

Siblings

• James FitzGerald, 6th Earl of Desmond
• Joan FitzGerald
• Ellice FitzGerald
• Katherine Fitzgerald