Original description as Gila robusta:
- Baird, Spencer F. & C.F. Girard. 1853. "Descriptions of some new fishes from the River Zuni". Proceedings of the Academy of Natural Sciences of Philadelphia. 6:368-369 (ffm00128)
Synonyms (3):
- Gila gracilis Baird & Girard, 1853, with type locality at Zuni River, New Mexico [actually: Little Colorado River, at Grand Falls, Coconino County, Arizona, U.S.A.]. Determiner: Gilbert, 1998
- Gila grahamii Baird & Girard, 1853, with type locality at Rio San Pedro, Gila River basin, Arizona, U.S.A. Determiner: Lee & Gilbert, 1980
- Ptychocheilus vorax Girard, 1856, with type locality at Colorado River drainage between Cochetopapa Creek and Green River, Colorado/Utah, U.S.A. Determiner: La Rivers, 1994
- Gila affinis Abbott, 1860, with type locality at Bridger Pass, Wyoming, U.S.A. Determiner: Gilbert, 1998
- Leuciscus zunnensis Günther, 1868, with type locality at Zuni River, New Mexico [but probably Little Colorado River, at Grand Falls, Coconino County, Arizona, U.S.A.]. Determiner: Gilbert, 1998
- Gila nacrea Cope, 1871, with type locality at Fork of Green River near Fort Bridger, Wyoming, U.S.A. Determiner: Gilbert, 1998
- Gila jordani Tanner, 1950, with type locality at Crystal Spring, Pahranagat Valley, Lincoln County, Nevada, U.S.A. Determiner: Lee & Gilbert, 1980
Conservation: Gila robusta is not evaluated by the international union for the conservation of nature in the iucn red list of threatened species.