Coulter is a Scottish surname and given name of Irish origin, derived from the Gaelic 'Cuiltier', which means 'devotee of St. John'. The name gained prominence in Scotland, where it was often associated with families from the Highlands and Hebrides islands. In some cases, Coulter may also be an anglicized form of the Irish surname 'Mac Cuilithir', which translates to 'son of Culithir'. While primarily used as a surname, Coulter has been used as a given name in some instances, particularly in Scotland and Ireland.
The name Coulter has seen a significant rise in popularity over the years, with a steady increase in births from the late 1980s onwards. The highest number of births recorded for this name was in 2023, with 34 occurrences. Since 2015, there have been consistently high numbers of births each year, ranging between 21 and 34. Prior to that, the popularity fluctuated more, but it's clear that Coulter has become a popular choice for parents in recent years.