Possibly an Irish diminutive of Columba. Alternatively, it may be derived from Old Irish colum "dove" and bán "white". The 7th-century Saint Columbán of Leinster was the founder of several monasteries in Europe.
Holub
Usage: Czech, Slovak, Ukrainian
Other Scripts:Голуб(Ukrainian)
Pronounced:HAW-luwb(Ukrainian)
Means "dove, pigeon" in Czech, Slovak and Ukrainian.