Leonor Oyarzún Ivanovic (born 10 March 1919) was the First Lady of Chile. She was the wife of former President Patricio Aylwin.
Oyarzún was born on 1919 in Temuco. She married Aylwin in 1948 and they have five children. They have 14 grandchildren (among them, telenovela actress Paz Bascuñán). Aylwin died in April 2016.