| Petri Heinonen | |
| Height Ft: | 6 |
| Height In: | 10 |
| Weight Lb: | 220 |
| League: | Korisliiga |
| Team: | Tampereen Pyrintö |
| Number: | 21 |
| Birth Date: | 12 September 1988 |
| Birth Place: | Tampere, Finland |
| Nationality: | Finnish |
| Career Start: | 2005 |
| Years1: | 2005–2007 |
| Team1: | Tampereen Pyrintö |
| Years2: | 2007–2009 |
| Team2: | Espoon Honka |
| Years3: | 2008–2013 |
| Team3: | Korihait |
| Years4: | 2013–present |
| Team4: | Tampereen Pyrintö |
Petri Juhani Heinonen (born 12 September 1988) is a Finnish basketball player. The 207cm (81inches) center/forward Heinonen plays for Tampereen Pyrintö in Korisliiga. Alongside Finnish competitions, Heinonen has represented Pyrintö in Baltic Basketball League.
Heinonen won Finnish championship with Espoon Honka in 2008 and with Pyrintö in 2014. He was elected Korisliiga's Rookie of the Year in 2007 and Korisliiga's Most Developed Player of the Year in 2011. He has also played in Finland's national team.[1] At 2011 Summer Universiade Heinonen played for seventh-positioned Finland. At the same year Heinonen belonged to Finland's squad that won its first Nordic championship for 28 years.[2]