San Luis Bacoancos, also called San Luis de Babi,[1] was a Spanish mission in the Sonoran desert.
Jesuit missionary Eusebio Kino established the site in January 1697.
It was designated as a visita of Mission Los Santos Ángeles de Guevavi in 1701, under the authority of the missionary priest Juan San Martin.
A church was built sometime before 1706.
[2] In 1745, the missions of San Luis Bacoancos and San Lázaro had a combined population of 800 Pimas.