Luis Muñoz Rivera (17 July 1859 – 15 November 1916) was a Puerto Rican poet, journalist and politician.

In 1887, Muñoz Rivera became part of the leadership of a newly formed Autonomist Party and became delegate for the district of Caguas.

Subsequently, Muñoz Rivera was a member of a group organized by the party to discuss proposals of autonomy with Práxedes Mateo Sagasta, who would grant Puerto Rico an autonomous government following his election.

On 13 August 1898, the Treaty of Paris transferred possession of Puerto Rico from Spain to the United States and a military government was established.

[2] Muñoz Rivera participated in the writing of the Plan de Ponce which proposed administrative autonomy for the island.