Meaning of Lakin. American name. In American, the name Lakin means-sim lakia, found treasure.The name Lakin originated as an American name. The name Lakin is a unisex name and can be used for a boy or girl name (male or female). American Name Meaning-sim lakia, found treasure.Origin-America.Global Star Registery-Name a star after someone special!he name Lakin is a unisex name and can be used for a boy or girl name (male or female). American Name Meaning-sim lakia, found treasure. Origin-America. Global Star Registery-Name a star after someone special!