Thomas Kneen (1852 – 23 November 1916) was His Majesty's Clerk of the Rolls for the Isle of Man, a Member of the House of Keys for Glenfaba, and Captain of the Parish of Onchan. Kneen was brought up in a rural and agricultural environment in Andreas. He was educated at Ramsey Grammar School, and subsequently at King William's College. Upon completing his school education he was articled to Alfred Adams, a Douglas advocate. He was admitted to the Manx Bar in 1877 at the age of 24 and commenced practice in Ramsey He soon obtained a reputation as a sound lawyer. In 1880, upon the appointment of Alfred Adams as Clerk of the Rolls, Dickinson invited him to become his partner in one of the largest legal practices in the Isle of Man. His rival at the Bar was the Attorney General.