A medical connector (1) capable of allowing a connection tool with a luer lock connector (5), in which a stepped portion is not formed between upper surfaces of a valve and a housing (3), includes a disc shaped valve member (2) which has a slit (21) formed at a center portion thereof； a housing (3) with a substantially cylindrical shape which sandwiches a circumferential edge portion of the valve member (2)； and an annular ring member (4) which is disposed on an upper circumferential edge of the valve member (2) other than the center portion thereof, wherein the housing (3) has a pedestal (31) which is formed on an inner circumferential surface thereof so as to protrude inward, the valve member (2) being placed on the pedestal (31), and wherein the valve member (2) is fixed to the inside of the housing (3) by allowing the ring member (4) and the housing (3) to be joined to each other by a swaging process after the valve member (2) is placed on the pedestal (31) in the housing (3).
