Thorner is a rural village and civil parish in the City of Leeds in West Yorkshire, England, located between Seacroft and Wetherby. It had a population of 1,646 at the 2011 Census. The name of Thorner is first attested in the 1086 Domesday Book as Torneure, Tornoure and Tornoura. The name comes from the Old English words þorn and ofeā¦Thorner is a rural village and civil parish in the City of Leeds in West Yorkshire, England, located between Seacroft and Wetherby. It had a population of 1,646 at the 2011 Census. The name of Thorner is first attested in the 1086 Domesday Book as Torneure, Tornoure and Tornoura. The name comes from the Old English words þorn and ofer, and thus meant "thorn bank".