Antonio Ruiz

Antonio Ruiz Pérez (born June 17, 1911, date of death unknown), nicknamed "Loco", was a Cuban professional baseball pitcher and second baseman who played in the Negro leagues and the Mexican League, as well as in minor league baseball, in the 1940s and 1950s.

A native of Havana, Cuba, Ruiz played for the Indianapolis–Cincinnati Clowns in . He then played for the minor league Statesville Cubs in before going to Mexico and playing for Algodoneros de Unión Laguna in . In and , Ruiz played for the Juarez Indios/Mesa Orphans, didn't play baseball in , then played for the Indios again in . He played for the Tucson Cowboys in , then went back to the Indios for part of before finishing the season with the Odessa Oilers.

In all, Ruiz played parts or all of eight seasons for seven different teams across three different leagues in two different countries.