Short form of Montgomery or of the much rarer Montague and Montmorency. It is now also found as an independent given name. As a Jewish name, it was originally used as an approximate English equivalent of Moses.
Scottish and English (Northumbria): not, as its form would imply, a habitational name, even though there is a place in Shropshire so called, but a variant of Telfer, assimilated to the pattern of habitational names in -ford. The Shropshire place is a new town, named after the celebrated Scottish civil engineer Thomas Telford (1757–1834).