| Jonathan Walasiak | |
| Birth Date: | 23 October 1982 |
| Birth Place: | Mons, Belgium |
| Height: | 1.78 m |
| Position: | Midfielder |
| Youthyears1: | 1987–1989 |
| Youthclubs1: | RUS Tertre |
| Youthyears2: | 1989–1995 |
| Youthclubs2: | Mons |
| Youthyears3: | 1995–2000 |
| Youthclubs3: | Standard de Liège |
| Years1: | 2000–2008 |
| Clubs1: | Standard de Liège |
| Caps1: | 120 |
| Goals1: | 6 |
| Years2: | 2006–2007 |
| Clubs2: | → FC Metz (loan) |
| Caps2: | 1 |
| Goals2: | 0 |
| Years3: | 2008–2009 |
| Clubs3: | R.E. Mouscron |
| Caps3: | 29 |
| Goals3: | 2 |
| Years4: | 2010 |
| Clubs4: | Győr |
| Years5: | 2010–2011 |
| Clubs5: | Royal Francs Borains |
| Years6: | 2011–2014 |
| Clubs6: | Albert Quévy-Mons |
| Nationalyears1: | 2003–2005 |
| Nationalteam1: | Belgium |
| Nationalcaps1: | 4 |
| Nationalgoals1: | 0 |
Jonathan Walasiak (born 23 October 1982 in Mons) is a Belgian football player who has been in the national team. He last played for Royal Albert Quévy-Mons and is a right midfielder.
Walasiak played professional football in Belgium and Hungary, beginning his career at Standard.[1]