To provide a branch faucet for a hot and cold water mixing faucet capable of facilitating working to improve mass productivity, simultaneously taking out both hot and cold water and altering supply directions of hot and cold water.

The branch faucet 10 for hot and cold water mixing faucet formed by having a body 11 independently penetrating and forming a circulation hole 15 of water, hot water and mixed water in the axial direction is so constituted that a hub 12 is rotatably fitted to the circumference of the body 11 from the outside, a hub ring 29 is fixed to the outer circumference of the hub 12, two wheel grooves 18 and 19 are separately formed on the outer circumference of the body 11, one wheel groove 18 is communicated with a water circulation hole through a horizontal hole, at the same time, the other wheel groove 19 is communicated with a hot water circulation hole through the horizontal hole, water is taken out to a water outlet 30 of a hub ring 29 from an opening section 27 formed in the hub 12 by opposing to one wheel groove 18 and that hot water is taken out to a hot water outlet 31 of the hub ring 29 from an opening section 28 formed in the hub 12 by opposing to the other wheel groove 19.