| Iivar Väänänen | |
| Birth Date: | 17 September 1887 |
| Birth Place: | Kuopion maalaiskunta, Finland |
| Death Place: | Kuopion maalaiskunta, Finland |
| Sport: | Sport shooting |
| Show-Medals: | yes |
Iivar "Iivo" Väänänen (17 September 1887 - 13 April 1959) was a Finnish sport shooter who competed in the 1912 Summer Olympics.[1]
He was part of the Finnish team, which won the bronze medal in the 100 metre running deer, single shots event. He also competed in the 100 metre running deer, single shots event and finished 21st.[2]