Melchor de Concha y Toro (October 10, 1833 – July 21, 1892) was a Chilean businessman, lawyer, and politician, and the Marquis of Casa Concha by the Spanish Crown.
Son of Melchor Santiago de Concha y Cerda and of Damiana de Toro Guzmán.
Studied at the Instituto Nacional (National Institute) and at the faculty of law of the University of Chile, receiving his law degree on January 17, 1857.
When he entered the University of Chile Faculty of Law, he presented a historical book commended by the university titled Chile during the years 1824 through 1828.
His passion being business, he became the manager of Banco Garantizador.