Cumin (surname)Cumin is a surname.As an Irish surname, it is anglicised from Irish Gaelic surname Ó Comáin.Notable people with the surname include:Patrick Cumin, senior clergyman in the Church of ScotlandWilliam Cumin, Bishop of Durham and Lord Chancellor of ScotlandWilliam Cumin (obstetrician), Professor of Obstetrics and Gynaecology at the University of Glasgow