Jan or Joannes Cnobbaert (1590–1637) was a Flemish printer, publisher and bookseller who was active in Antwerp in the early 17th century.
He married Maria de Man.
[1] In 1623 he was registered as living next to the 'Huys der Professen vande Societeyt IESV, in S. Peeter' in Antwerp.
[1][2] The printer Michiel Cnobbaert or Knobbaert who was active at the same address in the 1660s and early 1670s was probably a relative (possibly a son).
[1][3] In 1642 his daughter, Jacoba Maria, married the artist Jan Thomas van Ieperen.