At least one embodiment of the present disclosure provides a razor assembly including at least one shaving blade having a cutting edge, a blade housing, a receiving member, and an aid supplying member. The blade housing is configured to accommodate at least one shaving blade such that a width direction of the blade housing is in parallel with a longitudinal direction of the cutting edge and includes an inlet portion and a discharge portion configured to discharge a shaving aid delivered from the inlet portion. The receiving member is disposed on a rear surface of the blade housing and includes a receiving valve and a receiving hole formed on one side of the receiving valve. The aid supplying member includes a discharge end configured to discharge the shaving aid to the inlet portion. At least a portion of the discharge end, which is inserted into the receiving hole, is accommodated between the receiving valve and the blade housing.