Roger Townshend (5 June 1708 – 7 August 1760) was a British soldier and Member of Parliament. Townshend was the youngest son of Charles Townshend, 2nd Viscount Townshend, from his first marriage to the Hon. 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. He served as Governor of the North Yarmouth garrison from 1745 to 1760.