Meaning & History
Scottish and northern Irish habitational name from either of two places called Torrance (one near East Kilbride, the other north of Glasgow under the Campsie Fells), named with Gaelic torran ‘hillock’, ‘mound’, with the later addition of the English plural -s.
Irish reduced Anglicized form of Ó Toráin (see Toran).
Irish reduced Anglicized form of Ó Toráin (see Toran).