Pieter Neefs the Elder or Pieter Neeffs the Elder was a Flemish painter who specialized in architectural interiors of churches. Active in Antwerp, he was influenced by the works of the Dutch architectural painters Hendrik van Steenwijk the Elder and the Younger. His principal contribution to the genre were his nocturnal church interiors lit by two light sources.

Pieter Neefs the Younger or Pieter Neeffs the Younger was a Flemish painter who mainly specialized in architectural interiors of churches. Son of the prominent architectural painter Pieter Neefs the Elder he started out working in his father's workshop in Antwerp. He collaborated with various leading staffage painters to create lively church interiors.