Niels-Henning Ørsted Pedersen (Danish pronunciation: , 27 May 1946 – 19 April 2005), also known by his abbreviated nickname NHØP, was a Danish jazz double bassist.Ørsted Pedersen was born in Osted, near Roskilde, on the Danish island of Zealand, the son of a church organist. As a child, Ørsted Pedersen played piano, but from the age of 13, he started learning to play upright bass and at the age of 14, while studying, he began his professional jazz career in Denmark with his first band, Jazzkvintet 60 (Danish for Jazz Quintet 60). By the age of fifteen, he had the ability to accompany leading musicians at nightclubs, working regularly at Copenhagen's Jazzhus Montmartre, after his debut there on New Year's Eve 1961, when he was only 15.