| Jarno Tuunainen | |
| Birth Date: | 1977 11, df=yes |
| Birth Place: | Helsinki, Finland[1] |
| Currentclub: | MyPa |
| Clubnumber: | 5 |
| Position: | Defender |
| Years1: | 1998 |
| Years2: | 1999 |
| Years3: | 1999 |
| Years4: | 2000 |
| Years5: | 2001 |
| Years6: | 2002–2005 |
| Years7: | 2006–2007 |
| Years8: | 2008– |
| Clubs1: | PK-35 |
| Clubs2: | FC Jokerit |
| Clubs3: | TPV |
| Clubs4: | FC Jokerit |
| Clubs5: | Atlantis FC |
| Clubs6: | AC Allianssi |
| Clubs7: | FC KooTeePee |
| Clubs8: | MyPa |
| Caps1: | 12 |
| Caps2: | 7 |
| Caps3: | 1 |
| Caps4: | 25 |
| Caps5: | 33 |
| Caps6: | 72 |
| Caps7: | 45 |
| Caps8: | 37 |
| Goals1: | 0 |
| Goals2: | 0 |
| Goals3: | 0 |
| Goals4: | 0 |
| Goals5: | 0 |
| Goals6: | 4 |
| Goals7: | 1 |
| Goals8: | 1 |
| Nationalyears1: | 2008– |
| Nationalteam1: | Finland |
| Nationalcaps1: | 6 |
| Nationalgoals1: | 0 |
| Pcupdate: | 27 June 2010 |
Jarno Tuunainen (born 5 November 1977) is a Finnish footballer who currently plays for MyPa in Finnish Veikkausliiga.