Johan Peter Emilius Hartmann

Johan Peter Emilius Hartmann (14 May 1805 – 10 March 1900) was, together with his son-in-law Niels W. Gade, a leading Danish composer of the 19th century, a period known as the Danish Golden Age. According to Alfred Einstein, he was "the real founder of the Romantic movement in Denmark and even in all Scandinavia". J.P.E. Hartmann was the third generation of composers in the Danish musical Hartmann family.