The Ypiranga Esporte Clube is a Brazilian multi-sports club in the city of Porto Velho, in the state of Rondônia.

Founded on April 13, 1919, Ypiranga was one of the greatest forces in Rondônia sport, especially in football in its amateur phase, when it won 5 local tournaments.

The club was founded some time after the emancipation of Porto Velho, until then part of the state of Amazonas.

The first president of the new club was the illustrious Dr. Joaquim Augusto Tanajura, who a year after its foundation began occupying a position that today is equivalent to that of mayor of Porto Velho.

[1] The club officially graduated from the practice of football in 1987, having obtained five recognized titles from the Campeonato Rondoniense.