Otto Ackermann (painter)
Otto Ackermann was a 19th-century German painter, mainly of landscapes. In 1897, he moved to Düsseldorf, where he remained until his death in 1956. He painted mainly landscape paintings of Belgium and the Netherlands, also working in printmaking on the same subjects. He was chairman of the local Düsseldorf Painters' Society and is mentioned in the diaries of Albert Herzfeld.
The few biographical facts there are include that he was trained by "Eschke in Berlin", presumably the naval and landscape painter Hermann Eschke. Ackerman travelled to Belgium, Italy and the Netherlands. He mostly painted landscapes and Belgian and Dutch coastal and river scenes.