Hermanus Willem Koekkoek

Hermanus Willem Koekkoek
Born	7 January 1867 Amsterdam, Netherlands
Died	9 September 1929(1929-09-09) (aged 62) Amsterdam, Netherlands
Occupation(s)	Painter, illustrator, watercolorist

Hermanus Willem Koekkoek (7 January 1867 – 9 September 1929) was a Dutch painter, illustrator and watercolorist. He worked in several genres, but is best known for his military art.