Magdalena Petit Marfán (1903 in Peñaflor, Chile – 1968) was a Chilean writer, notable for her popular novels La Quintrala, Los Pincheira and Los Hijos del Caleuche, inter alias.

Also she wrote theater pieces, essays and biographies.

She was a recipient of the Santiago Municipal Literature Award.

She died in 1968, because of an accidental fall at home.

This article about a Chilean writer or poet is a stub.