Rubén Oscar Glaría (born 10 March 1948) is a former Argentine football player and manager, and a current politician.

He played as a defender for San Lorenzo and Racing Club and represented the Argentina national football team at the 1974 World Cup.

Glaria made his professional debut for San Lorenzo in 1968, during his time with the club he participated in four championship winning campaigns.

After his retirement as a player Glaria became a football manager, he worked at a number of clubs in Argentina, including San Miguel, Sportivo Italiano, Chaco For Ever, Villa Dálmine and Atlanta.

Glaria became particularly involved in politics in the 1980s, serving on the campaign to elect Carlos Menem as President of Argentina.