Francisco de Paula Rius y Taulet (Barcelona, 1833 - Olèrdola, 1889) was a Spanish lawyer and politician.

He was mayor of Barcelona in four different non-consecutive periods during the Restoration between 1858 and 1889.

He is regarded to be among the highest promoters of the 1888 Barcelona Universal Exposition and its related urbanistic reforms.

[1][2] His son Manuel Rius y Rius was also mayor of Barcelona between 1916 and 1917.

He is interred in the Montjuïc Cemetery in Barcelona.