Disclosed is a lamellar liquid crystal composition for cosmetic use, which contains one or more polyglycerol monoethers and has a lamellar liquid crystalline phase formed by the polyglycerol monoethers. The polyglycerol monoethers each have a hydrophile-lipophile balance (HLB) of 6 to 12 and are represented by following Formula (I): RO-(GL)n-H (I) wherein R represents a linear or branched alkyl, alkenyl, or hydroxyalkyl group; "n" denotes an integer of from 2 to 10; and GL represents a glycerol unit. The cosmetic composition exhibits a superior cleansing power regardless of whether the skin is wet or not, and gives a satisfactory feel during use without leaving an oily sensation after rinsing with water.