Karel van der Pluym (1625, Leiden – 1672, Leiden), was a Dutch Golden Age painter.
According to the RKD he was a pupil of Rembrandt. [1] According to the Frick gallery, their "old woman with a book" was purchased by Henry Clay Frick in 1916 as a Rembrandt. [1] [2]
Media related to Karel van der Pluym at Wikimedia Commons