He brought the surname "Espaillat" into what is now the Dominican Republic. Notwithstanding this, not every person with that surname is a descendant of him as many of his slaves (but not all) were given the surname. Pedro Ignacio Espaillat (1826–1863), a soldier and cabinetmaker who fought in the Dominican War of Independence, is descended from former slaves of Francisco Espaillat.Espinal, Edwin Rafael. "Black Lives: Los Esclavos de Francisco Espaillat". Hoy. Areíto. Instituto Dominicano de Genealogía. 18 July 2020.
