- Language: Red Gelao
- Alternate names: Voa Dê, Vandu Gelao, 紅仡佬, Cờ Lao, 仡佬語阿歐方言, A-ou, A-uo
- Language code: gir
- Language family: Tai-Kadai, Kadaic, Southwestern Kra, Western Kra, Gelaoic, Northern Gelao, Ahouic
- Number of speakers: <6,000
- Vulnerability: Endangered
Part of the Co Lao 2,636 (2009 census) official ethnic community. Not mutually intelligible with White Gelao (See: [[Duoluo]]) (2002 J. Edmondson). Traditional religion.
Red Gelao is spoken in China, Vietnam, Southeast Asia;East Asia.