| Birth Date: | February 5, 1976 |
| Birth Place: | Helsinki, Finland |
| Height Ft: | 5 |
| Height In: | 9 |
| Weight Lb: | 176 |
| Position: | Right wing |
| Shoots: | Right |
| Played For: | Jokerit Kiekko-Vantaa |
| Career Start: | 1997 |
| Career End: | 2008 |
Petri Pitkäjärvi (born February 5, 1976) is a Finnish former professional ice hockey right winger.
Pitkäjärvi played 36 games for Jokerit during the 1997–98 SM-liiga season, scoring no points.[1] He then played in the I-Divisioona for Haukat before joining Kiekko-Vantaa in 2000 where he remained for the rest of his career until his retirement in 2008. His number 10 jersey is retired by Kiekko-Vantaa in his honour.