Maria Pietersdr Olycan

Portrait of Maria Pietersdr Olycan
ArtistFrans Hals 
Yearc. 1638
Mediumoil paint, canvas
Dimensions86 cm (34 in) × 67 cm (26 in) × 2 cm (0.79 in)
LocationBrazil
CollectionSão Paulo Museum of Art, Charles Sedelmeyer collection 
IdentifiersRKDimages ID: 305444

Portrait of Maria Pietersdochter Olycan is an oil-on-canvas painting by the Dutch Golden Age painter Frans Hals, painted in 1638, now in the São Paulo Museum of Art. It is considered a pendant to the portrait of Maria's husband Andries van Hoorn.