Proper noun
McAllan (plural McAllans)
A surname from Scottish Gaelic.
Jamie McAllan, Laura's brother-in-law, is everything her husband is not--charming, handsome, and haunted by his memories of combat. Source: Internet
It referred briefly to its protagonist, a Mr. McAllan, as having completed a British Channel tunnel successfully in 1940, five years into the future of the film's release. Source: Internet