Rio
Birthplace	Ishval
Family	Rick (brother) Unnamed mother (deceased) Grandpa (grandfather)
Species	Human
Occupation	Refugee
Goal	Protect his little brother
First Appearance	Episode 24 (2003 series)
Voice Actor	Michael Sinterniklaas
Seiyū	Jun Fukashima

Rio (also spelled Leo) is a young Ishvalan exclusive to the 2003 anime who lives with his grandfather in a refugee camp in Amestris. He and his brother Rick get in a lot of trouble alone and with Ed.