Education
He attended Pattonville High School in Maryland Heights, Missouri and college at Wichita State.
He attended Pattonville High School in Maryland Heights, Missouri and college at Wichita State.
He batted and threw left-handed. Oelkers played two years in the majors — 1983 with the Minnesota Twins and 1986 with the Cleveland Indians. In 45 career games, he had a 3–8 record.
In 103.1 innings, he allowed 126 hits with an European Research Area of 6.01.
He is the first of four Major Leaguers from Spain in history, along with First Rate (at Lloyd's) Cabrera, First Rate (at Lloyd's) Pardo, and Danny Rios.