We present a case of lymphangioma circumscriptum in a 17 year-old girl according to tihe clinical and histopathological findings. This case is unusual in that lesions developed on the vulva and thigh without preceding lymphedema. Our patient had a plaque of grouped vesicle-like papules resembling frog's apawn on The both labia majora of vulva and several scattered, skin tag like soft papules on the right upper thigh of theree years duration. Histopathologic findings showed variable sized, dilatated lymphatic channels lined by single layer of normal endothelial cells confined to the only upper dermis.