José Luis Monteiro (1848–1942) was a Portuguese architect.^[1] His work is considered among the most influential within late 19th century architecture.^[2][3]

José Luis Monteiro was born in Lisbon, Portugal on 25 October 1848.^[4] At age 12, Monteiro enrolled in the Royal Academy of Fine Arts in Lisbon. In 1873 he moved to Paris to attend the École nationale supérieure des Beaux-Arts in Paris, completing his degree under the mentorship of Jean Louis-Pascal in 1879.^[5]

In 1880, Monteiro returned to Portugal where he assumed a role as chief architect for the Lisbon City Council, in addition to a teaching position at the city's Royal Academy of Fine Arts, where he originally trained.^[5] In 1901 he was awarded the Legion of Honor.^[4]

Monteiro died on 27 January 1942 in Campo de Ourique, Portugal.

Monteiro utilized a number of different architectural styles including Neoclassicism and French Second Empire. He is most well known for his revolutionary use of metal in the interior Rossio Railway Station; the building contained one of the first iron vaults in the nation.