Niels Jacob Hansen (March 23, 1880 – September 19, 1969) was a Danish tenor, mostly famous for his roles in opera.
Niels Hansen studied as an artist but turned to singing and trained with Valdemar Lincke in Copenhagen, who discovered that the young singer held great potential.
[1] He made arrangements to train at the Royal Danish Academy of Music from 1906 to 1908.
He made his debut in Copenhagen as Rodolfo in a 1909 production of La Boheme at the Danish Royal Theatre, starting a career as one its favorite tenors for forty years.
Lauritz Melchior was Hansen's understudy at the Danish Metropolitan Opera for a little while in 1921.