Dirk de Vries Lam (20 January 1869, Leeuwarden – 5 July 1937, Groningen) was a Dutch painter who specialized in cityscapes.
Shortly after, he was appointed an instructor at the Teekenschool voor Kunstambachten [nl] (Arts and Crafts School) in Amsterdam.
In that position, he increased the number of classes devoted to the practical and applied arts; adding courses on lithography, batik, and upholstery.
In addition to painting and teaching, he was active as an art critic; contributing articles to the Groningsche Volksalmanak [nl], among several others.
He was also a board member of the Kunstlievend Genootschap Pictura [nl], an organization devoted to promoting the visual arts.