The surname OMALLY is an anglicized form of the Irish Gaelic name Ó Máille, which originated in County Mayo, Ireland during the 12th century. It is derived from the word "maille," meaning "chief" or "leader," indicating that the name was originally borne by a person of high social standing or a chieftain.
The earliest recorded mention of the name can be found in the Annals of the Four Masters, a chronicle of medieval Irish history compiled in the 17th century. The annals mention several members of the Ó Máille clan, who were influential in the affairs of County Mayo and its surrounding regions.
One notable figure was Tomaltach Ó Máille, a 14th-century chieftain who played a significant role in the Irish-Norman conflicts of the time. He is recorded as having fought against the Anglo-Norman forces and defended his territories against their encroachment.
Another prominent individual was Éamonn Ó Máille (c. 1550-1627), a distinguished scholar and historian who authored several works on Irish history and genealogy. His writings provide valuable insights into the Ó Máille clan and their ancestral homeland in County Mayo.
In the 16th century, the name appeared in various forms, including O'Maly, O'Maley, and O'Malley, reflecting the regional variations in pronunciation and spelling. One of the most famous bearers of the name was Grace O'Malley (c. 1530-1603), a formidable Irish pirate queen who commanded a fleet of ships and engaged in daring naval exploits along the western coast of Ireland.
During the 17th and 18th centuries, the OMALLY surname spread beyond County Mayo as members of the clan migrated to other parts of Ireland and abroad. Notable individuals from this period include John O'Malley (1676-1741), an Irish Catholic priest and writer who was a prominent figure in the Catholic Church in England.
Throughout its history, the surname OMALLY has been associated with various place names in County Mayo, such as Ballinasmalla, which translates to "the town of the O'Malleys," further reinforcing the clan's strong ties to the region.