Eulogio Uribarri León (10 October 1894 – 8 March 1972), was a Spanish footballer who played as a midfielder for Sociedad Gimnástica and Athletic Club de Madrid.

[5] In the semifinals of the 1914 Copa del Rey, Gimnástica faced FC Espanya de Barcelona, whose biggest strength at the time was its defense, but Uribarri managed to score the opening goal of the second leg to level the tie, although in the end Gimnástica still lost courtesy of a late goal from Antonio Baró.

[6] In 1915, most of the Gimnástica joined Athletic Club de Madrid, where he featured alongside the likes of Pagaza and the Villaverde brothers (Fernando and Senén).

[7] In 1916, the secretary of Madrid FC Julio Chulilla stated in an interview with a journalist from the magazine Gran Vida that the club had recently acquired "many additions, among them those of Ricardo Álvarez, Eulogio Uribarri and Antonio de Miguel, and some more.

[10] In December 1936, during the Spanish Civil War, the board of directors of the National Union of Insurance and Social Security Workers agreed to expel several of its members, including Uribarri and his brother Luis, who had been detained at the Embassy of Finland in Madrid, for considering them traitors to the cause of anti-fascism,[11] Uribarri died in Madrid on 8 March 1972, at the age of 77.