|Full name||Harald Ingemann Nielsen|
|Date of birth||26 October 1941|
|Place of birth||Frederikshavn, Denmark|
|Date of death||11 August 2015(aged 73)|
|Place of death||Bologna, Italy|
|Playing position||Centre forward|
|* Senior club appearances and goals counted for the domestic league only|
Harald Ingemann Nielsen (26 October 1941 – 11 August 2015) was a Danish footballer. He played professionally for Italian club Bologna F.C. where he was the league top scorer (capocannoniere) in Bologna's 1964 Serie A championship winning season.
Nielsen played 14 games for the Denmark national football team in 1959 and 1960, scoring 15 goals, and he was known as Guld-Harald (Gold-Harald). He was part of the Danish team that were runners-up at the 1960 Summer Olympics. He was a football entrepreneur having continuously worked for the professionalization of both the Danish national team and the national league.