Colm is an Irish form of Columba, meaning dove.
Colm is the Irish Gaelic form of the Latin Columba, meaning "dove" — the bird of peace, of the Holy Spirit, and of new beginnings. The name arrived in Ireland through Christianity but found its most enduring home there: Saint Colm Cille (Columba of Iona), born around 521 CE in County Donegal, became one of the most consequential figures in the spread of Christianity through Scotland and northern Britain. He founded the monastery of Iona in 563 CE, which became a beacon of learning and illumination in the early medieval world, producing some of the most extraordinary manuscript art in Western history.
The name Colm Cille — "dove of the church" — carried such reverence in Ireland that it became one of the most frequently given names in Gaelic Ireland for centuries. Dozens of lesser-known saints bore variants of the name, cementing its sacred associations. In modern Irish culture, Colm retains its distinctly Gaelic identity; unlike many Irish names that have been anglicized beyond recognition, Colm has held its original spelling and pronunciation (roughly "cullum") with admirable stubbornness.
Contemporary bearers include the playwright and screenwriter Martin McDonagh, who named a major character Colm in The Banshees of Inisherin (2022), bringing the name to international attention through that film's exploration of Irish identity and isolation. The name has enjoyed a quiet renaissance among parents of Irish heritage seeking something unmistakably Celtic but short, strong, and unencumbered by the trendiness that sometimes afflicts names like Cormac or Finn. For those who know its history, Colm carries an entire civilization of scholarship and faith in four letters.