Her sister Maria (died 1664) married the painter Michael Angelo Immenraet in 1661.
[1] Immenraet and Joanna Vergouwen engaged in extensive litigation regarding her sister's inheritance.
[1] The 17th century Flemish biographer Cornelis de Bie refers to her in his Het Gulden Cabinet in the chapter on noteworthy female painters.
He describes her as a copyist of Anthony van Dyck and Rubens.
[4] E. Duverger, "The Antwerp painter Joanna Vergouwen (1630–1714)" Jaarboek van het Koninklijk Museum voor Schone Kunsten, Antwerp, 2000.