John Butler of Kilcash (died 10 May 1570) was the third son of James Butler, 9th Earl of Ormond and Lady Joan Fitzgerald.
James Butler was the son of James Butler of Amberley Castle.
Piers Butler of Cahir (died 1464) was the son of James "Gallda" Butler.
Charles Butler was born in London, the son of James Butler, a nephew of Alban Butler.
He was the son of James Butler, 4th Earl of Ormond and Joan de Beauchamp.
He was born at Kilkenny Castle, the eldest son of James Butler, 1st Duke of Ormonde and Lady Elizabeth Preston.
He was a descendant of Edmund Butler, younger son of James Butler, 3rd Earl of Ormonde.
He was the son of James Butler, 1st Marquess of Ormonde and Grace Louisa Staples.
He was the son of James Arthur Wellington Foley Butler, 4th Marquess of Ormonde.
James "Gallda" Butler, son of James Butler, 3rd Earl of Ormond.