Eiscir Uí Mhaolacháin

The name Eskeromullacaun derives from the Irish Eiscir Uí Mhaolacháin: "eiscir" meaning ridge or esker (a ridge of sand and gravel formed by glacial action), and "Uí Mhaolacháin" meaning descendants of Maolachán, a personal name formed from "maol" (bald or tonsured) and "cáin" (beautiful or fair). The tonsured reference likely indicates an ecclesiastical origin—the surname probably derives from...