Hendrik Pieter Koekkoek (January 13, 1843 – 1927) was a landscape painter from the Netherlands.
He was the son of Marinus Adrianus Koekkoek, who taught him to paint.Koekkoek was born in Hilversum and between 1850-1877 he was active in Amsterdam and the Hague.
Like other members of his family, he is known for wooded landscapes.
Jan Pontijn was his pupil.
Koekkoek died in England.