| Played For: | Ligue Magnus HC Briançon Rouen HE Division 2 Toulouse BHC 1. Divisioona TuTo |
| Position: | Goaltender |
| Catches: | Left |
| Height Ft: | 6 |
| Height In: | 2 |
| Weight Lb: | 200 |
| Ntl Team: | France |
| Birth Date: | 2 October 1962 |
| Birth Place: | Helsinki, Finland |
| Career Start: | 1986 |
| Career End: | 2002 |
Petri Ylönen (born October 2, 1962) is a Finnish born French former professional ice hockey goaltender who played in the French national ice hockey team.
Petri Ylönen started his career in Finnish First Division team TuTo, which is based in Turku. Ylönen was raised by Karhu-Kissat.
Ylönen moved to HC Briançon in 1987 and spent two seasons, playing for the team. After Briançon, Ylönen moved to Rouen HE, where he won five Ligue Magnus-championships. He received 5 times the Jean Ferrand Trophy as best goaltender in the league.
Ylönen played his last two seasons in Germany, where he played for Augsburger Panther.
Ylönen retired in 1998.
After retiring, Ylönen moved to live near Toulouse.
Ylönen made a two-season return to ice hockey as he played for Division 2 team Toulouse BHC from 2000 to 2002.
Petri Ylönen is a French National and played 150 games for the French national ice hockey team.
Ylönen played six times in the Ice Hockey World Championships: 1991 Pool B Yugoslavia, 1992 Czechoslovakia, 1993 Germany, 1994 Italy, 1995 Sweden, 1996 Austria, and twice in the Winter Olympics, Albertville 1992 and Lillehammer 1994.