Wacław Piotrowski, a Polish portraitist, landscape painter, and draftsman first studied drawing at the School of Drawing at the Theatre Square, and then, from 1907-11, painting at the Warszawa School of Fine Arts. Eventually he also studied sculpture. From 1919-22 Piotrowski lived in France, mainly in Paris, where he participated in exhibitions (salons), organized by the "Société des Artistes Français" and "Société Nationale des Beaux Arts", among others, in the "Salon d'Automne" in 1920.
Piotrowski produced oil paintings, watercolor landscapes, and pen sketches. He was mainly a portraitist, painting numerous portraits of the poor – janitors, messengers, laundresses, and residents of Warszawa dormitories. He also produced several portraits of Polish sports people.