Deutsch 
| Position | Stürmer |
| Nationalität |  |
| Geburtsort | St. John's, NL, CAN |
| Größe | 180 cm |
| Gewicht | 87 kg |
| Geburtsdatum | 29.06.1992 |
| Jugendmannschaft | St. John's Fog Devils |
| Schläger | Rechts |
| Season | Team | League | GP | G | A | TP | PIM | Playoffs | GP | G | A | TP | PIM | |
| 2007-2008 | St. John's Fog Devils U18 AAA | NLMML | 29 | 36 | 25 | 61 | 4 | | | Playoffs | 9 | 7 | 10 | 17 | 0 |
| St. John's Fog Devils U18 AAA | Monctonian | 3 | 1 | 0 | 1 | 0 | | | |||||||
| 2008-2009 | St. John's Fog Devils U18 AAA | Monctonian | 4 | 2 | 3 | 5 | 0 | | | ||||||
| St. John's Fog Devils U18 AAA | NLMML | 26 | 33 | 30 | 63 | 2 | | | Playoffs | 8 | 14 | 8 | 22 | 0 | |
| Canada Atlantic U17 | WHC-17 | 5 | 0 | 5 | 5 | 2 | | | |||||||
| 2009-2010 | St. John's Fog Devils U18 AAA | NLMML | 23 | 62 | 29 | 91 | 4 | | | Playoffs | 4 | 10 | 4 | 14 | 4 |
| St. John's Fog Devils U18 AAA | Monctonian | 6 | 9 | 9 | 18 | 2 | | | |||||||
| Rouyn-Noranda Huskies | QMJHL | 2 | 1 | 0 | 1 | 0 | | | |||||||
| Acadie-Bathurst Titan | QMJHL | 3 | 0 | 1 | 1 | 0 | | | |||||||
| St. John's Fog Devils U18 AAA | Telus Cup | 7 | 10 | 6 | 16 | 0 | | | |||||||
| 2010-2011 | Acadie-Bathurst Titan | QMJHL | 58 | 29 | 36 | 65 | 0 | | | Playoffs | 4 | 0 | 3 | 3 | 0 |
| 2011-2012 | Acadie-Bathurst Titan | QMJHL | 63 | 50 | 51 | 101 | 0 | | | Playoffs | 6 | 1 | 7 | 8 | 0 |
| St. John's IceCaps | AHL | 1 | 0 | 0 | 0 | 0 | | | |||||||
| QMJHL All-Stars | Jr Super Series | 2 | 0 | 1 | 1 | 0 | | | |||||||
| 2012-2013 | Acadie-Bathurst Titan | QMJHL | 66 | 47 | 45 | 92 | 2 | | | Playoffs | 5 | 4 | 2 | 6 | 0 |
| 2013-2014 | Ontario Reign | ECHL | 5 | 2 | 2 | 4 | 0 | | | ||||||
| Manchester Monarchs | AHL | 49 | 10 | 19 | 29 | 4 | | | Playoffs | 4 | 2 | 0 | 2 | 0 | |
| 2014-2015 | Manchester Monarchs | AHL | 62 | 14 | 18 | 32 | 4 | | | Playoffs | 19 | 3 | 6 | 9 | 0 |
| 2015-2016 | Chicago Wolves | AHL | 62 | 8 | 11 | 19 | 0 | | | ||||||
| 2016-2017 | Ravensburg Towerstars | DEL2 | 20 | 6 | 6 | 12 | 4 | | | ||||||
| Wichita Thunder | ECHL | 32 | 9 | 18 | 27 | 4 | | | |||||||
| Binghamton Senators | AHL | 1 | 1 | 0 | 1 | 0 | | | |||||||
| 2017-2018 | Bakersfield Condors | AHL | 43 | 6 | 17 | 23 | 2 | | | ||||||
| Wichita Thunder | ECHL | 12 | 5 | 7 | 12 | 0 | | | |||||||
| 2018-2019 | Toronto Marlies | AHL | 3 | 0 | 0 | 0 | 0 | | | ||||||
| Newfoundland Growlers | ECHL | 53 | 28 | 40 | 68 | 6 | | | Playoffs | 23 | 16 | 13 | 29 | 8 | |
| 2019-2020 | Toronto Marlies | AHL | 5 | 1 | 1 | 2 | 0 | | | ||||||
| Newfoundland Growlers | ECHL | 41 | 25 | 21 | 46 | 8 | | | |||||||
| 2020-2021 | EV Landshut | DEL2 | 49 | 40 | 43 | 83 | 6 | | | ||||||
| 2021-2022 | Toronto Marlies | AHL | 5 | 0 | 1 | 1 | 0 | | | ||||||
| Newfoundland Growlers | ECHL | 53 | 28 | 50 | 78 | 4 | | | Playoffs | 13 | 4 | 14 | 18 | 0 | |
| 2022-2023 | Toronto Marlies | AHL | 7 | 2 | 4 | 6 | 0 | | | ||||||
| Newfoundland Growlers | ECHL | 59 | 23 | 64 | 87 | 8 | | | Playoffs | 11 | 4 | 9 | 13 | 0 | |
| 2023-2024 | HC Slovan Bratislava | Slovakia | 16 | 5 | 7 | 12 | 4 | | | ||||||
| Newfoundland Growlers | ECHL | 54 | 21 | 39 | 60 | 2 | | | |||||||
| 2024-2025 | Cardiff Devils | EIHL | 46 | 17 | 33 | 50 | 2 | | | Playoffs | 4 | 2 | 1 | 3 | 0 |
| Cardiff Devils | EIHL Cup | 12 | 3 | 8 | 11 | 0 | | | |||||||
| Cardiff Devils | Continental Cup | 5 | 4 | 3 | 7 | 0 | | | |||||||
| 2025-2026 | Storhamar | Norway | 1 | 0 | 0 | 0 | 0 | | | ||||||
| Storhamar | Champions HL | - | - | - | - | - | | |
Zach O'Brien, geboren am 29. Juni 1992 in St. John’s, Kanada, ist ein erfahrener Offensivspieler, der sowohl als Center als auch auf dem rechten Flügel agiert. Mit 180 cm und 87 kg kombiniert er gute Körperkraft mit hoher Beweglichkeit und Spielübersicht. O'Brien überzeugt durch seinen rechten Schuss, präzise Pässe und ein gutes Gespür für Torchancen, wodurch er immer wieder gefährliche Situationen kreiert. Sein intelligentes, flexibles Spiel macht ihn zu einem vielseitigen, konstanten Offensivakteur, der sowohl im Aufbau als auch im Abschluss Akzente setzen kann.
