Colegio Seminario has educated a wide range of notable alumni, including high-ranking politicians.

The Conciliar Seminary of Montevideo was inaugurated on March 1, 1880, by the Society of Jesus —which had returned to operate in Uruguay in 1872 after being previously expelled—.

[1] It was housed in a building that had begun construction in 1878 with financing from the wealthy Jackson-Errazquín family.

[6][7] The Colegio Seminario is housed in a building built in the 1870s and located in the Cordón neighborhood of Montevideo.

It competes in rugby, hockey, soccer, handball, basketball and volleyball, and is part of several sports federations.