Francisco García Calderón Landa (April 2, 1834 – September 21, 1905) was a lawyer and Provisional President of the Republic of Peru for a short seven-month period in 1881, during the War of the Pacific.

Later in post-presidential career, in 1892, he was commissioned to arbitrate land disputes between Peru and Ecuador, which centered on the contested provinces of Mainas, Jaén and Tumbes.

He was an academic as well, having authored a comprehensive history of the previously-mentioned contested provinces, as well as a monograph on Peruvian legislation titled, Diccionario de la Legislación Peruana.

He studied at the Colegio de la Independencia (English: Independence College) where he later worked as professor of Philosophy and Mathematics.

With his Diccionario de la Legislación Peruana (English: Dictionary of Peruvian Legislation) he established his name as an eminent lawyer.