Simon Willem Maris (May 21, 1873 – January 22, 1935) was a Dutch painter best known as a portrait artist.
He was the son of Dutch landscape painter Willem Maris of the Hague School.
He then spent some time in Brussels and made study trips to Paris and Italy.
After his marriage to Cornelia den Breejen in 1908, he worked in Zandvoort during the summers.
Maris became especially famous as a portrait artist, mostly of worldly women, often commissioned.