Wilhelm August Stryowski (1834–1917) was a Polish-German painter.
Born in Gdansk (Danzig), he finished the Gdansk School of Fine Arts.
He studied here under Johann Carl Schultz, the school founder and director, and with a scholarship he later studied in Academy of Fine Arts in Düsseldorf.
From 1870-1873 he was one of creators of the City Museum (now, National Museum in Gdansk).
From 1880 he was art conservator of the museum collection, and from 1887 he was the museum's curator and at the same time - he was a secretary of Association of Friends of Art.
From 1873 he lectured in the School of Arts and Artistic Crafts.
In 1912, partially paralyzed, he lost command of one hand.
He died in Essen in 1917 and was subsequently buried in Gdansk according to his last will.
His wife Clara (née Bädeker, or Baedeker) - was a niece of the editor of well-known guide books.
Most famous works by W.A.Stryowski depict Gdansk society - Jews, Romas, workers, prominent citizens.