 Elizabeth Pelham.Charles Townshend, 3rd Viscount Townshend, Thomas Townshend and William Townshend were his elder brothers while George Townshend, 1st Marquess Townshend, Charles Townshend and Thomas Townshend, 1st Viscount Sydney, were his nephews.Townshend was a cavalry officer in Wade's Regiment of Horse and was notably present as an aide-de-camp to King George II at the Battle of Dettingen in 1743.