J. Þorsteinsson · career
Jón Dagur Þorsteinsson
Wingers · Hertha BSC · season-by-season, by competition, and every match.
Career report
Past his 2022/23 peak — the recent trend is downward, so buyers are paying for what's left, not what was.
Peak: 2022/23Trending downBreakout: 2022/23Streaky
The record covers 6 seasons (2020/21–2025/26) across 3 clubs, including a move abroad — 132 appearances, 23 goals and 7 assists.
His best campaign on record is 2022/23 at OH Leuven — Season rating 47, 12 goals and 3 assists in 32 games. 2022/23 was the leap — Season rating up 30 points at OH Leuven. Form has slipped 47 Season points across his last 3 full seasons. The gap to his peak is 47 Season points.
A streaky profile — form has swung hard between campaigns (spread of ±17 points), so the peak and the trough are far apart.
By season
| Season | Club | Apps | G | A | Rating | Season |
|---|---|---|---|---|---|---|
| 2026/27 | Brann | 12 | 2 | 1 | — | — |
| 2025/26 | BrannLoan | 2 | 0 | 0 | — | — |
| 2025/26 | Hertha BSC | 10 | 0 | 0 | 40 | 0 |
| 2024/25 | Hertha BSC | 31 | 0 | 1 | 50 | 4 |
| 2024/25 | OH Leuven | 4 | 1 | 0 | 48 | 2 |
| 2023/24 | OH Leuven | 4 | 1 | 0 | 50 | 2 |
| 2022/23 | OH Leuven | 32 | 12 | 3 | 62 | 47 |
| 2021/22 | Aarhus | 23 | 3 | 1 | 43 | 17 |
| 2020/21 | Aarhus | 32 | 7 | 2 | 46 | 31 |
| 2019/20 | Aarhus | 31 | 8 | 5 | — | — |
| 2018/19 | Vendsyssel FFLoan | 22 | 3 | 0 | — | — |
| 2017/18 | Fulham U21 | 3 | 1 | 0 | — | — |
| 2016/17 | Fulham U18 | 13 | 8 | 0 | — | — |
| 2015/16 | HK Kopavogur | 5 | 0 | 0 | — | — |
| 2014/15 | HK Kopavogur | 3 | 0 | 0 | — | — |
International
| Side | Season | Competition | Apps | G |
|---|---|---|---|---|
| Iceland | 2026/27 | Friendlies | 3 | 0 |
| 2025/26 | Friendlies | 2 | 0 | |
| 2024/25 | Friendlies | 2 | 1 | |
| 2024/25 | UEFA Nations League | 7 | 1 | |
| 2024/25 | World Cup - Qualification Europe | 6 | 0 | |
| 2023/24 | Euro Championship - Qualification | 12 | 0 | |
| 2022/23 | UEFA Nations League | 4 | 2 | |
| 2022/23 | Baltic Cup | 1 | 0 | |
| 2022/23 | Friendlies | 3 | 0 | |
| 2021/22 | Friendlies | 2 | 0 | |
| 2020/21 | World Cup - Qualification Europe | 8 | 1 | |
| 2020/21 | UEFA Nations League | 3 | 0 | |
| 2018/19 | UEFA Nations League | 1 | 0 | |
| Iceland U21 | 2021/22 | UEFA U21 Championship | 9 | 2 |
| 2019/20 | UEFA U21 Championship | 8 | 1 | |
| Iceland U19 | 2017/18 | UEFA U19 Championship | 2 | 0 |
| 2016/17 | UEFA U19 Championship | 3 | 0 | |
| Iceland U17 | 2015/16 | UEFA U17 Championship | 6 | 0 |
Honours
Baltic Cup×2The Atlantic Cup×2
By competition
| Competition | Apps | Min | G | A | Rating |
|---|---|---|---|---|---|
| Eliteserienat Brann | 12 | 833 | 2 | 1 | 7.2 |
| Friendliesat Iceland | 3 | 96 | 0 | 0 | 6.8 |
Schedule · 2025/26
13 played9 unused sub23 not in squad· 543 min, 1g 0a
Also spent part of this season at Brann — those games aren't in this club's schedule.
| Date | Competition | Opponent | Res | Status | Min | G | A | Rating |
|---|---|---|---|---|---|---|---|---|
| Jan 10 | Friendlies Clubs | H SV Sandhausen | 2-0 | Not in squad | — | |||
| Mar 19 | Friendlies Clubs | H FC St. Pauli | 0-0 | Not in squad | — | |||
| Jun 28 | Friendlies Clubs | A Ludwigsfelde | 3-0 | Not in squad | — | |||
| Jul 8 | Friendlies Clubs | H Havelse | 3-2 | Not in squad | — | |||
| Jul 18 | Friendlies Clubs | A Austria Vienna | 2-1 | Not in squad | — | |||
| Jul 25 | Friendlies Clubs | A Motherwell | 1-1 | Not in squad | — | |||
| Aug 1 | 2. Bundesliga | A FC Schalke 04 | 1-2 | Played | 22 | 6.2 | ||
| Aug 10 | 2. Bundesliga | H Karlsruher SC | 0-0 | Played | 23 | 6.3 | ||
| Aug 18 | DFB Pokal | A Preußen Münster | 0-0 | Played | 76 | 6.9 | ||
| Aug 24 | 2. Bundesliga | A SV Darmstadt 98 | 0-0 | Played | 67 | 7.0 | ||
| Aug 29 | 2. Bundesliga | H SV Elversberg | 0-2 | Played | 45 | 6.3 | ||
| Sep 13 | 2. Bundesliga | A Hannover 96 | 3-0 | Unused sub | 0 | — | ||
| Sep 20 | 2. Bundesliga | H SC Paderborn 07 | 0-2 | Unused sub | 0 | — | ||
| Sep 28 | 2. Bundesliga | A 1. FC Nürnberg | 3-0 | Played | 90 | 6.5 | ||
| Oct 4 | 2. Bundesliga | H Preußen Münster | 2-1 | Played | 78 | 6.3 | ||
| Oct 8 | Friendlies Clubs | A VfL Wolfsburg | 2-0 | Not in squad | — | |||
| Oct 18 | 2. Bundesliga | A VfL Bochum | 2-3 | Played | 70 | 6.0 | ||
| Oct 25 | 2. Bundesliga | H Fortuna Düsseldorf | 1-0 | Played | 31 | 6.9 | ||
| Oct 28 | DFB Pokal | H SV Elversberg | 3-0 | Played | 8 | 1 | 7.6 | |
| Nov 1 | 2. Bundesliga | H Dynamo Dresden | 2-0 | Played | 13 | 6.3 | ||
| Nov 8 | 2. Bundesliga | A 1. FC Kaiserslautern | 1-0 | Unused sub | 0 | — | ||
| Nov 21 | 2. Bundesliga | H Eintracht Braunschweig | 1-0 | Unused sub | 0 | — | ||
| Nov 29 | 2. Bundesliga | A Holstein Kiel | 1-0 | Unused sub | 0 | — | ||
| Dec 2 | DFB Pokal | H 1. FC Kaiserslautern | 6-1 | Played | 11 | 6.3 | ||
| Dec 7 | 2. Bundesliga | H 1. FC Magdeburg | 0-2 | Played | 9 | 6.3 | ||
| Dec 12 | 2. Bundesliga | A SpVgg Greuther Fürth | 3-3 | Unused sub | 0 | — | ||
| Dec 19 | 2. Bundesliga | H Arminia Bielefeld | 1-1 | Unused sub | 0 | — | ||
| Jan 17 | 2. Bundesliga | H FC Schalke 04 | 0-0 | Unused sub | 0 | — | ||
| Jan 24 | 2. Bundesliga | A Karlsruher SC | 2-2 | Unused sub | 0 | — | ||
| Feb 1 | 2. Bundesliga | H SV Darmstadt 98 | 2-2 | Not in squad | — | |||
| Feb 7 | 2. Bundesliga | A SV Elversberg | 3-0 | Not in squad | — | |||
| Feb 10 | DFB Pokal | H SC Freiburg | 0-0 | Not in squad | — | |||
| Feb 14 | 2. Bundesliga | H Hannover 96 | 2-3 | Not in squad | — | |||
| Feb 22 | 2. Bundesliga | A SC Paderborn 07 | 2-5 | Not in squad | — | |||
| Mar 1 | 2. Bundesliga | H 1. FC Nürnberg | 2-1 | Not in squad | — | |||
| Mar 8 | 2. Bundesliga | A Preußen Münster | 2-1 | Not in squad | — | |||
| Mar 14 | 2. Bundesliga | H VfL Bochum | 1-1 | Not in squad | — | |||
| Mar 22 | 2. Bundesliga | A Fortuna Düsseldorf | 5-2 | Not in squad | — | |||
| Apr 4 | 2. Bundesliga | A Dynamo Dresden | 1-0 | Not in squad | — | |||
| Apr 11 | 2. Bundesliga | H 1. FC Kaiserslautern | 0-1 | Not in squad | — | |||
| Apr 19 | 2. Bundesliga | A Eintracht Braunschweig | 1-1 | Not in squad | — | |||
| Apr 25 | 2. Bundesliga | H Holstein Kiel | 0-1 | Not in squad | — | |||
| May 3 | 2. Bundesliga | A 1. FC Magdeburg | 0-1 | Not in squad | — | |||
| May 10 | 2. Bundesliga | H SpVgg Greuther Fürth | 2-1 | Not in squad | — | |||
| May 17 | 2. Bundesliga | A Arminia Bielefeld | 1-6 | Not in squad | — |