Loki

Loki is a boy's name of Norse origin that means "lock." Sharing its namesake with the Norse god of mischief, Loki makes a sweet yet edgy name for little boys. As a deity, Loki was a trickster who could change his shape and appearance to evade his enemies. If you're a fan of the Marvel franchise, you may recognize Loki as the villainous brother of Thor. From ancient gods to superheroes, Loki packs a powerful punch in four letters and is perfect for your little bundle of mischief.