The present invention relates to a skin cleansing composition containing from 20 to 50% by weight of fatty acids and salts thereof, wherein the content of fatty acids having 20 to 24 carbon atoms is from 10 to 30% by weight of the total fatty acid components, and a weight ratio of fatty acids having not more than 15 carbon atoms to fatty acids having not less than 16 carbon atoms is in a range of from 20:80 to 50:50. The skin cleansing composition has many benefits such as high foamability, creamy foam quality, superior cleansing performance and rinsing property, low irritativeness and good storage stability, and gives a moist skin feeling after cleansing.