Nestor Cambier (1879–1957): A Forgotten Belgian Portraitist Nestor Cambier was a Belgian artist and draftsman whose portraits garnered favorable comparisons to those of John Singer Sargent, yet he has largely faded from the annals of art history. He possessed considerable versatility, extending his artistic endeavors beyond portraiture into landscapes, cityscapes, still lifes, murals, and notably, stained glass artistry—a medium that reflects both his technical skill and a fascination with architectural grandeur. Born in Couillet (now part of Charleroi), Cambier’s formative years were marked…