Leonor Oyarzún Ivanovic (born 10 March 1919) is a former First Lady of Chile and the widow of former President Patricio Aylwin.
She turned 100 in March 2019.She was born in 1919 in Temuco, the daughter of Manuel Oyarzún Lorca and Ana Ivanovic Roccatagliata.
She married Aylwin on 29 September 1948 and they have five children: Isabel, Miguel, José Antonio, Juan Francisco and Mariana.
Mariana was the Education Minister of Ricardo Lagos' government.
Leonor Oyarzún also has 14 grandchildren (among them, telenovela actress Paz Bascuñán).As the First Lady, in 1990 Oyarzún transformed Fundación Nacional de Ayuda a la Comunidad (FUNACO) into Integra, which helps children in extreme poverty.
The next year inaugurated the Programa de Promoción de la Mujer (PRODEMU).
Her sister Mercedes was married to politician Hugo Trivelli; they have a son, Marcelo Trivelli Oyarzún.