| Marika Teini | |
| Birth Date: | 31 January 1989 |
| Sport: | Orienteering |
| Club: | Halden SK |
| Headercolor: | lightsteelblue |
Marika Teini (born 31 January 1989) is a Finnish orienteering competitor.[1] At the 2016 World Orienteering Championships in Strömstad she placed 6th in the middle distance,[2] and won a bronze medal with the Finnish relay team.[1] She repeated her relay bronze medal in 2017, before winning the gold medal at the 2018 European Orienteering Championships in Switzerland, ahead of Swedish runner Tove Alexandersson.