He was one of the Commissioners in the precinct of Athlone for examining the Irish 'delinquents' and Major in General Monck's regiment of Horse. Then, having assisted the measures of his elder brother, Sir Charles Coote, Baronet, in promoting the restoration of the King, on 6 September 1660, he was created Lord Coote, Baron of Coloony. On the same day his brother was created Earl of Mountrath. 
Richard Coote, as Lord Coote, took his seat on 6 May 1661. He died 10 July 1683 and two days later was buried in Christ Church, Dublin. His widow, whose estate of œ580 a year was sequestrated by the Parliament of James II, died 5 November 1701 at Kilrush, county Kilkenny, and was also buried at Christ Church, Dublin.

Source: Leo van de Pas