Grêmio Esportivo Olímpico, commonly known as Olímpico, was a Brazilian football club based in Blumenau, Santa Catarina state.

The club was founded on August 14, 1919, as Sociedade Desportiva Blumenauense.

[1] The club was renamed to Grêmio Esportivo Olímpico in 1949.

In 1980, when Blumenau's Palmeiras, founded in 1919 as Brasil and until then four times runner-up in the state championship, in attempt to broaden its appeal in the community renamed itself to Blumenau Esporte Clube it integrated the dark red (grena) colour of Olímpico in its new insignia.

Grêmio Esportivo Olímpico played their home games at Estádio Aderbal Ramos da Silva,[1] nicknamed Deba.