- Thank you Teemu! (22 Feb 2014)
- 2012 NHL Draft from a European perspective (24 Jun 2012)
- Olli Määttä picked first in the 2011 CHL Import Draft (29 Jun 2011)
Olli Määttä

- Position: defender
- Player status: active player
- Gender: male
- Nationality: Finland  
- Birth date: 22.08.1994 (31 years)
- Birth place: Jyväskylä, Finland
- Height: 187 cm / 6' 1"
- Weight: 89 kg / 196 lbs
- Shoots: left
- Draft 1: Pittsburgh Penguins, year: 2012, round: 1, position: 22
 Show players drafted in 2012
- Trivia: Picked 1st overall in the 2011 CHL Import Draft by London Knights (OHL) Drafted 2011, 4 #85 overall by SKA St. Petersburg in the KHL Draft Named to OHL First All-Rookie team 2011-12 
| Season | Team | League | # | GP | G | A | P | PIM | +/- | 
|---|---|---|---|---|---|---|---|---|---|
| 2024-25 |  Finland | NHL 4 Nations Face-Off | 3 | 3 | 0 | 2 | 2 | 2 | 0 | 
| 2023-24 |  Finland | World Championship | 3 | 8 | 1 | 2 | 3 | 2 | -1 | 
| 2023-24 |  Finland | Euro Hockey Tour | 3 | 3 | 0 | 0 | 0 | 0 | 0 | 
| 2022-23 |  Finland | World Championship | 3 | 8 | 0 | 5 | 5 | 0 | 1 | 
| 2022-23 |  Finland | Euro Hockey Tour | 2 | 1 | 1 | 2 | 0 | 2 | |
| 2020-21 |  Finland | World Championship | 3 | 10 | 0 | 2 | 2 | 0 | 1 | 
| 2016-17 |  Finland | World Cup of Hockey | 3 | 0 | 0 | 0 | 0 | -1 | |
| 2016-17 |  Finland | National team games | 3 | 1 | 0 | 1 | 0 | 1 | |
| 2013-14 |  Finland | U20 National team games (U20) | 3 | 0 | 4 | 4 | 2 | ||
| 2013-14 |  Finland | Olympics | 6 | 3 | 2 | 5 | 0 | 1 | |
| 2012-13 |  Finland | WJC (U20) | 5 | 1 | 2 | 3 | 2 | 1 | |
| 2011-12 |  Finland | U20 National team games (U20) | 6 | 0 | 3 | 3 | 0 | ||
| 2011-12 |  Finland | WJC (U20) | 1 | 0 | 0 | 0 | 0 | -2 | |
| 2010-11 |  Finland | U20 National team games (U20) | 4 | 0 | 1 | 1 | 2 | ||
| 2010-11 |  Finland | U18 National team games (U18) | 10 | 1 | 3 | 4 | 8 | 1 | |
| 2010-11 |  Finland | WJC18 (U18) | 6 | 1 | 3 | 4 | 0 | 3 | |
| 2010-11 |  Finland | WJC (U20) | 6 | 0 | 0 | 0 | 0 | 0 | |
| 2009-10 |  Finland | U16 National team games (U16) | 13 | 3 | 10 | 13 | 8 | 
| Season | Team | League | # | GP | G | A | P | PIM | +/- | 
|---|---|---|---|---|---|---|---|---|---|
| 2025-26 |  Mammoth | NHL | 2 | ||||||
| 2024-25 |  Mammoth | NHL | 2 | 70 | 2 | 16 | 18 | 16 | 7 | 
| 2024-25 |  Detroit Red Wings | NHL | 2 | 7 | 0 | 0 | 0 | 0 | 0 | 
| 2023-24 |  Detroit Red Wings | NHL | 2 | 72 | 4 | 14 | 18 | 14 | 14 | 
| 2022-23 |  Detroit Red Wings | NHL | 2 | 78 | 6 | 17 | 23 | 14 | -9 | 
| 2021-22 |  Los Angeles Kings | NHL (Play-off) | 7 | 0 | 0 | 0 | 0 | 0 | |
| 2021-22 |  Los Angeles Kings | NHL | 6 | 66 | 1 | 7 | 8 | 10 | 17 | 
| 2020-21 |  Los Angeles Kings | NHL | 6 | 41 | 0 | 4 | 4 | 6 | -8 | 
| 2019-20 |  Chicago Blackhawks | NHL (Play-off) | 6 | 9 | 3 | 3 | 6 | 4 | 7 | 
| 2019-20 |  Chicago Blackhawks | NHL | 6 | 65 | 4 | 13 | 17 | 20 | 0 | 
| 2018-19 |  Pittsburgh Penguins | NHL (Play-off) | 1 | 0 | 0 | 0 | 0 | -2 | |
| 2018-19 |  Pittsburgh Penguins | NHL | 3 | 60 | 1 | 13 | 14 | 12 | 9 | 
| 2017-18 |  Pittsburgh Penguins | NHL (Play-off) | 12 | 0 | 2 | 2 | 4 | 8 | |
| 2017-18 |  Pittsburgh Penguins | NHL | 82 | 7 | 22 | 29 | 28 | -1 | |
| 2016-17 |  Pittsburgh Penguins | NHL (Play-off) | 25 | 2 | 6 | 8 | 12 | 8 | |
| 2016-17 |  Pittsburgh Penguins | NHL | 55 | 1 | 6 | 7 | 12 | 17 | |
| 2015-16 |  Pittsburgh Penguins | NHL (Play-off) | 18 | 0 | 7 | 7 | 4 | 5 | |
| 2015-16 |  Pittsburgh Penguins | NHL | 67 | 6 | 13 | 19 | 22 | 27 | |
| 2014-15 |  Pittsburgh Penguins | NHL | 20 | 1 | 8 | 9 | 10 | 1 | |
| 2013-14 |  Pittsburgh Penguins | NHL (Play-off) | 13 | 0 | 4 | 4 | 0 | 2 | |
| 2013-14 |  Pittsburgh Penguins | NHL | 78 | 9 | 20 | 29 | 14 | 8 | |
| 2012-13 |  London Knights | Memorial Cup | 5 | 0 | 2 | 2 | 0 | -4 | |
| 2012-13 |  Wilkes-Barre/Scranton | AHL | 0 | 0 | 0 | 0 | 0 | ||
| 2012-13 |  Wilkes-Barre/Scranton | AHL (Play-off) | 3 | 0 | 0 | 0 | 0 | -2 | |
| 2012-13 |  London Knights | OHL (U20, Play-off) | 21 | 4 | 10 | 14 | 8 | 10 | |
| 2012-13 |  London Knights | OHL (U20) | 57 | 8 | 30 | 38 | 30 | 9 | |
| 2011-12 |  London Knights | OHL (U20, Play-off) | 19 | 6 | 17 | 23 | 23 | 11 | |
| 2011-12 |  London Knights | Memorial Cup | 4 | 0 | 0 | 0 | 0 | 0 | |
| 2011-12 |  London Knights | OHL (U20) | 58 | 5 | 27 | 32 | 25 | 25 | |
| 2010-11 |  JYP Jyväskylä | Jr. B SM-sarja (U18, Preliminary) | 1 | 0 | 0 | 0 | 0 | ||
| 2010-11 |  JYP Jyväskylä | Jr. A SM-Liiga (U20, Play-off) | 12 | 1 | 4 | 5 | 6 | 6 | |
| 2010-11 |  D Team | Mestis | 23 | 1 | 5 | 6 | 6 | 11 | |
| 2010-11 |  Team Finland U20 | Mestis | 2 | 0 | 2 | 2 | 2 | 3 | |
| 2010-11 |  JYP Jyväskylä | Jr. A SM-Liiga (U20) | 19 | 2 | 6 | 8 | 8 | 3 | |
| 2010-11 |  JYP Jyväskylä | Jr. B SM-sarja (U18) | 1 | 0 | 0 | 0 | 0 | ||
| 2009-10 |  JYP Jyväskylä | Jr. C SM-sarja (U16, Preliminary) | 7 | 6 | 13 | 19 | 12 | ||
| 2009-10 |  JYP Jyväskylä | Jr. A SM-Liiga (U20, Play-out) | 1 | 0 | 1 | 1 | 0 | ||
| 2009-10 |  JYP Jyväskylä | Jr. C SM-sarja (U16, Play-off) | 3 | 0 | 1 | 1 | 2 | ||
| 2009-10 |  JYP Jyväskylä | Jr. B SM-sarja (U18) | 2 | 0 | 0 | 0 | 0 | ||
| 2009-10 |  JYP Jyväskylä | Jr. C SM-sarja (U16) | 28 | 15 | 26 | 41 | 32 | ||
| 2008-09 |  JYP Jyväskylä | Jr. C SM-sarja (U16) | 1 | 0 | 0 | 0 | 2 | 
| Date | League | Teams | Score | G | A | PIM | +/- | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 17 2025 13:00 |  NHL 4 Nations Face-Off | Canada Finland | 5-3 | | | | | | | | | ||||
| Feb. 15 2025 13:00 |  NHL 4 Nations Face-Off | Finland Sweden | 4-3 OT | | | | | 1 | | | | | -1 | ||
| Feb. 13 2025 20:00 |  NHL 4 Nations Face-Off | USA Finland | 6-1 | | | | | 1 | | | 2 | | | 1 | 
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- 
                              05 Nov 2024
                            
                             Detroit Red Wings Detroit Red Wings  Utah Mammoth  Utah Mammoth 
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                              15 Aug 2022
                            
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                              16 Jun 2019
                            
                             Pittsburgh Penguins Pittsburgh Penguins  Chicago Blackhawks  Chicago Blackhawks 
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                              11 Aug 2011
                            
                             JYP-Akatemia JYP-Akatemia  London Knights  London Knights 
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