Rodolfo Mills Palmer (born 25 May 1958 in Limón) is a retired Costa Rican football player.
A tough-tackling defender, Mills made his professional debut for Limonense on 6 April 1975 against Alajuelense. He later played for Liga over two periods and had a stint abroad with Honduran side F.C. Motagua. He also played for Herediano and Saprissa. He retired in September 1990.
Mills was capped by Costa Rica, playing 17 games and scoring 3 goals. He represented his country in 9 FIFA World Cup qualification matches.
His final international was a September 1985 FIFA World Cup qualification match against Honduras.