| Current Season: | 2022 Finnish Championship League |
| Sport: | Rugby union |
| Founded: | 2002 |
| Pixels: | 150 px |
| Teams: | 5 |
| Champion: | Men: Warriors RC Women: Helsinki RC |
| Season: | 2024 |
| Most Champs: | Men: Warriors RC (10) Women: Helsinki RC (6) |
| Relegation To: | Division 1 |
| Website: | finland.rugby |
Finnish Championship League (Rugbyn SM-sarja) is the premier rugby union competition in Finland, formed in 2002. The league is governed by the Finnish Rugby Federation, the governing body for Rugby union in Finland. The league is played in summer months.
| Year | Men | Women | |
|---|---|---|---|
| 2002 | Helsinki RUFC | - | |
| 2003 | Helsinki RUFC (2) | - | |
| 2004 | Jyväskylä RC | - | |
| 2005 | Jyväskylä RC (2) | - | |
| 2006 | Tampere RC | - | |
| 2007 | Tampere RC (2) | - | |
| 2008 | Warriors RC | - | |
| 2009 | Warriors RC (2) | Fuusio WRC-HRC | |
| 2010 | Warriors RC (3) | Jyväskylä RC | |
| 2011 | Warriors RC (4) | Fuusio WRC-HRC (2) | |
| 2012 | Warriors RC (5) | Fuusio WRC-HRC (3) | |
| 2013 | Tampere RC (3) | Jyväskylä RC (2) | |
| 2014 | Helsinki RUFC (3) | Warriors RC | |
| 2015 | Warriors RC (6) | Helsinki RUFC | |
| 2016 | Helsinki RUFC (4) | Helsinki RUFC (2) | |
| 2017 | Jyväskylä RC (3) | Tampere RC | |
| 2018 | Warriors RC (7) | Jyväskylä RC (3) | |
| 2019 | Warriors RC (8) | Helsinki RUFC (3) | |
| 2020 | Helsinki RUFC (5) | Tampere RC (2) | |
| 2021 | Helsinki RUFC (6) | Tampere RC (3) | |
| 2022 | Helsinki RUFC (7) | Helsinki RUFC (4) | |
| 2023 | Warriors RC (9) | Helsinki RUFC (5) | |
| 2024 | Warriors RC (10) | Helsinki RUFC (6) |