| Full Name: | Ole Valdemar Henrik Berntsen |
| Birth Place: | Hellerup, Gentofte, Denmark |
| Death Place: | Gentofte, Denmark |
| Height: | 180 cm |
| Weight: | 75 kg |
| Classes: | Dragon |
| Show-Medals: | yes |
Ole Valdemar Henrik Berntsen (22 January 1915 – 26 May 1996) was a Danish sailor. He competed in the dragon class at the 1948, 1952, 1956 and 1964 Olympics and placed third, fifth, second and first, respectively. His brothers Carl and William were also Olympic sailors. William competed alongside Ole in 1948 and 1952.[1]