Sir Richard Aston (1717–1 March 1778) was an English judge, best known as King's Counsel and Lord Chief Justice of the Court of Common Pleas in Ireland. Sir Richard Aston was known as one of the early pioneers in Irish Law, in which he sought to change the process in which bills of indictment were issued without the examination of witnesses. In 1765 Aston resigned from his post in Ireland and was subsequently knighted. Aston died on the 1 March 1778, leaving nothing to either of his surviving wives.