Namesakes
Eugenio Montero Ríos
(m) 1832-1914 
Spanish Prime Ministers 1905
Efraín Ríos Montt
(m) 1926-2018
Other Leaders 1982-1983 Guatemala (president)
Egidio Arévalo Ríos
(m) 1982-
Notable Athletes (soccer)
Cristopher Toselli
(a.k.a. Ríos) (m) 1988-
Notable Athletes (soccer)