Nativity of Saint John the Baptist is a 1526 oil on panel desco da parto painting by Pontormo, now in the Uffizi, where it has been since at least 1704. There is a copy in the Fogg Art Museum. Its status as an autograph work is accepted by most art critics, but was disputed by Philippe Costamagna. Philippe Costamagna, Pontormo. Catalogue raisonné de l’œuvre peint, Paris: Gallimard/Electa, 1994.
