PROBLEM TO BE SOLVED: To provide a hair detergent having an appropriate viscosity, a good foaming property with a fine foam quality having a good slidability on washing the hair, a smooth feeling on rinsing and also a good low temperature stability.SOLUTION: This aqueous hair detergent contains the 5 to 30 mass% in total of a polyoxyethylene alkyl ether sulfate expressed by general formula (1) and a polyoxyalkylene alkyl ether sulfate expressed by general formula (2). R1O-(EO)m-SO3M (1), R2O-(AO)n-SO3M (2) [wherein, R1 and R2 are each an alkyl having an 8 to 24 mean number of carbon atoms EO is an ethyleneoxy group (m) is a 0