Common rock pigeon, widespread species.

an Irish Christian saint who evangelized Scotland.

Species of bird, pigeon guillemot.

Tremex columba, also known as the pigeon tremex or pigeon horntail, is a species of horntail that is native to eastern and western North America.

Genus of birds, includes pigeons.

Common European bird, the woodpigeon.

Band-tailed pigeon, medium-sized bird.

Columba saint: Irish missionary, monastic founder.

Irish abbot, missionary to Scotland.

a fraternal service order affiliated with the Catholic Church in Scotland, in England and Wales, and, through their Province of Liverpool, in the Isle of Man.

(née Garnica Gallo; ; born August 17, 1953) a Mexican-American philanthropist.

Columba Marmion O.S.B, born Joseph Aloysius Marmion (1 April 1858 – 30 January 1923) was a Benedictine Irish monk and the third Abbot of Maredsous Abbey in Belgium.