The surname McAnn has its origins in Ireland and is a variation of the Gaelic name Mac Anaidh, which means "son of Anaidh". Anaidh was a personal name derived from the Old Irish word "ánaitte", meaning "solitary" or "hermit".
The name can be traced back to the 12th century, with some of the earliest recorded instances appearing in the Annals of Ulster and the Annals of the Four Masters, which were chronicles of medieval Irish history. The surname was particularly prevalent in County Antrim and County Down in the northern part of Ireland.
One of the earliest documented individuals with this surname was Gilchrist McAnn, who was mentioned in a charter from the Abbey of Newry in County Down in the year 1245. Another early record is of John McAnn, who was a tenant of the Earl of Ulster in County Antrim in the late 13th century.
During the Plantation of Ulster in the 17th century, when many Scottish settlers arrived in Ireland, the name was often anglicized to its current spelling of McAnn. Some variants of the surname that appeared in historical records include MacAnn, MacAnne, and McAnne.
One notable individual with this surname was Sir Robert McAnn (1665-1729), an Irish landowner and member of the Irish Parliament for County Antrim in the early 18th century. Another was John McAnn (1739-1816), an Irish-born soldier who fought in the American Revolutionary War and later settled in Pennsylvania.
Other historical figures with the McAnn surname include William McAnn (1801-1876), an Irish-born businessman and politician who served as Mayor of Buffalo, New York, in the mid-19th century, and Thomas McAnn (1854-1931), a Canadian politician and businessman who served as a member of the Legislative Assembly of Manitoba.
In more recent times, one of the most famous individuals with this surname was Joseph McAnn (1905-1981), an Irish-American actor and comedian who appeared in numerous films and television shows during the mid-20th century, including several episodes of the popular sitcom "The Honeymooners".