Leoncio

Leoncio or Leôncio is a given name. Notable people with the name include:


 * Leoncio Afonso, (born 1916), Spanish academic in the geography, history and toponymics of the Canary Islands
 * Ricardo Leoncio Elías Arias (1874–1951), Peruvian soldier and politician, briefly President of Peru from March 1–5, 1931
 * Leoncio Basbaum or Leôncio Basbaum (1907–1969), Brazilian Marxist historian
 * Leoncio P. Deriada, Filipino writer
 * Leoncio Evita Enoy (1929–1996), intellectual, painter and writer from Equatorial Guinea
 * Leoncio Prado Gutiérrez (1853–1883), Peruvian mariner
 * Leoncio Lara (best known as Leoncio Lara 'Bon') is a Mexican composer and former rock band member
 * Bárbara Leôncio (born 1991), young Brazilian athlete, world champion in the 200 metres in 2007
 * Carlos Leôncio de Magalhães (1875–1931), Brazilian farmer and businessman
 * Leoncio Morán Sánchez (born 1966), Mexican politician from the National Action Party
 * Leoncio Alonso González de Gregorio, 22nd Duke of Medina Sidonia (born 1956), Spanish aristocrat and historian
 * Leoncio Vidal (1864–1896), Cuban revolutionary that fought in the Cuban War of Independence
 * the Spanish name of the animated character Lippy the Lion