Rudolph Dohnberg (10 April 1864 – 17 August 1918) was a Baltic German architect.
Dohnberg was born in Riga, where he also lived and worked for the larger part of his life. He studied under Wilhelm Bockslaff and graduated from Riga Polytechnic Institute (present-day Riga Technical University) in 1893. From 1894, he was active as an architect in Riga. He designed over 80 multi-storey apartment buildings in the city, most in Art Nouveau style. He died in Kassel, Germany.[1]