He married Cicely Compton, who was a granddaughter of Sir Henry Compton, 1st Baron Compton by her father, Sir Henry Compton, and a granddaughter of Robert Sackville, 2nd Earl of Dorset by her mother, Cicely Sackville (herself a half-sister of Richard Sackville, 3rd Earl of Dorset and Edward Sackville, 4th Earl of Dorset).
Their children were:
| Henry Arundell, 3rd Baron Arundell of Wardour | Father: Thomas Arundell, 2nd Baron Arundell of Wardour | Paternal Grandfather: Thomas Arundell, 1st Baron Arundell of Wardour | Paternal Great-grandfather: Sir Matthew Arundell |
| Paternal Great-grandmother: Margaret Willoughby | |||
| Paternal Grandmother: Mary Wriothesley, Baroness Arundell of Wardour | Paternal Great-grandfather: Henry Wriothesley, 2nd Earl of Southampton | ||
| Paternal Great-grandmother: Mary Browne, Countess of Southampton | |||
| Mother: Blanche Somerset, Baroness Arundell of Wardour | Maternal Grandfather: Edward Somerset, 4th Earl of Worcester | Maternal Great-grandfather: William Somerset, 3rd Earl of Worcester | |
| Maternal Great-grandmother: Christian North, Countess of Worcester | |||
| Maternal Grandmother: Elizabeth Hastings, Countess of Worcester | Maternal Great-grandfather: Francis Hastings, 2nd Earl of Huntingdon | ||
| Maternal Great-grandmother: Catherine Pole, Countess of Huntingdon |