Malia (calm and gentle, Hawaiian form of Mary), Nalani (the heavens, calm skies), Lana (calm as still water, afloat), Luana (content, relaxed, to enjoy oneself), Kalena (pure, Hawaiian form of Karen), Lulu (calm, sheltered, peaceful).
What Hawaiian boy names mean peace?⌄
Kapono (the righteous one, the good), Lono (god of agriculture, rain, fertility and peace), Kekaimalu (the peaceful sea).