Johan Hendrik Kaemmerer (The Hague, December 15, 1894 – Tegelen, February 4, 1979) was a Dutch painter best known for his interiors, landscapes, and still lifes in the tradition of the Hague School. His oeuvre is characterized by a subdued atmosphere, a refined color palette, and a strong focus on light and tonality.

Kaemmerer was born in The Hague, a city closely associated with the Hague School and its artistic legacy. This environment had a lasting influence on his development as an artist. His paintings focus not on narrative or spectacularity, but rather on the everyday and tranquil moment: an empty interior, a sober landscape, or a carefully composed still life.

Johan Hendrik Kaemmerer's painting style aligns with the tonal painting of the Hague School, with muted colors, soft transitions, and a strong emphasis on atmosphere. His landscapes exude tranquility and melancholy, while his interiors often evoke an almost contemplative silence. In his still lifes, he demonstrates a keen eye for composition and the use of materials, where simplicity and balance are paramount.

Although Kaemmerer worked in a period when modern movements were increasingly prominent, he remained true to a traditional, realistic visual language. It is precisely this consistent choice that gives his work a timeless character and makes him beloved by enthusiasts of classical Dutch painting.

Johan Hendrik Kaemmerer died in Tegelen in 1979. His work is held in private collections today and is regularly appreciated for its serene appearance and quality of craftsmanship. He is considered a representative late-twentieth-century representative of the Hague School, who continued the ideas of this movement in a restrained and personal way.