Robert Coulter MBE (23 October 1929 – 5 September 2018) was a Northern Irish politician, a member of the Ulster Unionist Party and a prominent proponent of unionism. Between 1998 and 2011 he served as an Ulster Unionist Party MLA for North Antrim. Coulter was born in 1929, making him the second oldest MLA after the Rev. Ian Paisley. He was educated at Ballymena College, Trinity College, Dublin and the University of Ulster. He was elected a Councillor for Ballymena Borough Council in 1985 and was Mayor of Ballymena from 1993 to 1996. Coulter was re-elected to his Assembly seat in 2007.