Ralph Cheyne born 1337 spent part of his official career in Ireland, he served as Deputy Justiciar of Ireland served in Parliament 3 times.
He spent part of his official career in Ireland, having apparently been recommended for service there by Robert de Ashton, Lord Chief Justice of Ireland, who was his mother's cousin. Sir Ralph Cheyne (c. 1337  1400) (alias Cheney), of Brooke, in the parish of Westbury in Wiltshire, was three times a Member of Parliament for Wiltshire and was Deputy Justiciar of Ireland in 1373 and Lord Chancellor of Ireland 13834. 
