Konrad V Kantner was a duke of Oleśnica, Koźle, half of Bytom and half of Ścinawa during 1412–1427, since 1427 sole ruler over Oleśnica.
He was the second son of Konrad III the Old, Duke of Oleśnica, by his wife Judith. Wikipedia
Born: 1385
Died: September 10, 1439 (age 54 years)
Children: Konrad IX the Black, Konrad X the White, and Anna of Oleśnica
Great-grandparents: Konrad I of Oleśnica, Casimir I, Duke of Cieszyn, Eufemia of Masovia, and more
Grandchildren: Władysław II of Płock, Barbara of Oleśnica, and Siemowit VI of Płock
Grandparents: Konrad II the Gray and Agnes of Cieszyn
Parents: Konrad III the Old