| Johan Tallberg | |
| Fullname: | Johan Julius Tallberg |
| Nickname: | Jussi |
| Nationality: | Finnish |
| Birth Date: | 13 May 1948 |
| Birth Place: | Helsinki, Finland |
| Height: | 1.71m (05.61feet) |
| Classes: | Soling |
| Club: | Nyländska Jaktklubben |
Johan Julius Tallberg (born 13 May 1948, in Helsinki) is a sailor from Finland. Tallberg represented his country at the 1972 Summer Olympics in Kiel. Tallberg took 12th place in the Soling with Peter Tallberg as helmsman and Arndt Norrgård as fellow crew member.