Carl (Karl) Ernst Forberg (20 October 1844 – 9 April 1915) was a German engraver, etcher and painter of the Düsseldorf school of painting.
Born in Düsseldorf, Forberg was born the son of the Leipzig-born musician Fritz Forberg, who as a pupil of Julius Rietz was a sought-after cello, violin, piano and organ player in Düsseldorf's musical life.
He was solo cellist for Robert Schumann and organist at the Garrison Church in Düsseldorf.
There his teachers were Joseph Wintergerst, Andreas and Karl Müller, Heinrich Mücke and Rudolf Wiegmann.
[7] and in 1961 established the Ernst Forberg Foundation, named after his father, to support and promote the Kunstakademie.