Lucais

Lucais is a masculine name with Gaelic roots, functioning as an Irish variation of Lucas or Luke. Derived ultimately from the Latin name Lucas meaning "light" or "illumination," Lucais (pronounced roughly as "LOO-kash") carries the same meaningful heritage with a distinctive Celtic twist. The name has remained relatively uncommon in English-speaking countries outside of Ireland, giving it a unique quality while still being recognizable. Lucais combines traditional substance with a touch of exotic appeal, making it attractive to parents seeking a name with cultural depth. It maintains the friendly, approachable character of Luke while offering something more distinctive.

Pronounced LOO-kay.

As of October 2026, Lucais ranked #10639 in US births in 1998 SSA.