| Niels Jensen | |
| Fullname: | Niels Jensen |
| Nationality: | Danish |
| Birth Date: | 7 June 1939 |
| Birth Place: | Copenhagen, Denmark |
| Height: | 1.74m (05.71feet) |
| Classes: | Flying Dutchman |
| Club: | Hellerup Sejlklub |
| Show-Medals: | yes |
| Updated: | 17 March 2014 |
Niels Jensen (born 7 June 1939 in Copenhagen) is a sailor from Denmark. Jensen represented his country at the 1968 Summer Olympics in Acapulco. Jensen took 16th place in the Danish Flying Dutchman with Hans Fogh as helmsman.