Johannes Greenberg (January 10, 1887 – November 29, 1951) was an Estonian painter.
[1] From 1904 to 1905, he studied at Ants Laikmaa's atelier school.
After graduating he moved to Moscow, and until 1920 he was a freelance artist.
In the 1920s he created rather dark paintings with an expressive style.
In the early 1930s, he adopted an art deco style.