To provide a drinking water container holder which can reduce the time required for cooling drinking water.

This drinking water container holder 1 has a fixing stand 2, a turntable 3 and a supporting ring 4. The rotary shaft 21 of the turntable 3 is inserted in the storage cylinder 15 of the fixing stand 2 and supported by a bearing, and the leg parts 27, 28 of the supporting ring 4 are fitted in the fitting holes 17, 18 of the fixing stand 2. The tip end of clips 5a, 5b are inserted to the muntin 8 of the cold air blowout port of a cooler for an automobile. A vertical adjuster 6 is fixed on the muntin 8 of the cold air blowout port of the cooler for the automobile by a fixing plate 25. The pinion 14a of the fixing stand 2 and the rack 23 of the turntable 3 are mutually meshed. When a drinking water container is placed on the placing plate 20 of the turntable 3 and a main switch 10 is turned on, the turntable 3 is rotated by a direct current motor 11.