| Ulrik Brock | |
| Fullname: | Ulrik Lennart Brock |
| Nationality: | Danish |
| Birth Date: | 16 January 1945 |
| Birth Place: | Copenhagen, Denmark |
| Height: | 1.88m (06.17feet) |
| Classes: | Flying Dutchman |
| Club: | Hellerup Sejlklub |
Ulrik Lennart Brock (born 16 January 1945, in Copenhagen) is a sailor from Denmark. Brock represented his country at the 1972 Summer Olympics in Kiel. Brock took 7th place in the Danish Flying Dutchman with Hans Fogh as helmsman.