| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2011/2012 | Premier League | 5 | 0 | 0 | 0 | — | — |
| 2017/2018 | First Division | 6 | 528 | 2 | 0 | 0.34 | — |
| 2017/2018 | Super Ligue | 25 | 2194 | 3 | 0 | 0.12 | — |
| 2018/2019 | Premier League 2 Division One | 1 | 90 | 0 | 0 | 0 | — |
| 2013/2014 | Premier League | 20 | 1487 | 0 | 0 | 0 | — |
| 2014/2015 | Championship | 6 | 270 | 0 | 0 | 0 | — |
| 2014/2015 | League One | 9 | 716 | 0 | 0 | 0 | — |
| 2015/2016 | Championship | 1 | 0 | 0 | 0 | — | — |
| 2015/2016 | League One | 6 | 464 | 0 | 0 | 0 | — |
| 2016/2017 | Championship | 15 | 766 | 0 | 0 | 0 | — |
| 2017/2018 | Premiership | 26 | 2284 | 3 | 3 | 0.24 | — |
| 2018/2019 | Championship | 10 | 576 | 0 | 0 | 0 | 6.47 |
| 2019/2020 | Championship | 1 | 18 | 0 | 0 | — | 6.6 |
| 2019/2020 | Premier League 2 Divison Two | 2 | 180 | 0 | 0 | 0 | — |
| 2020/2021 | League Two | 21 | 1694 | 2 | 1 | 0.16 | 6.85 |
| 2021/2022 | League One | 39 | 3276 | 3 | 7 | 0.27 | 7.03 |
| 2022/2023 | League One | 20 | 1294 | 1 | 2 | 0.21 | 6.78 |
| 2023/2024 | League Two | 34 | 2499 | 0 | 1 | 0.04 | 6.8 |
| 2024/2025 | Premiership | 22 | 630 | 2 | 1 | 0.43 | 6.89 |
| 2025/2026 | Premiership | 31 | 2197 | 1 | 5 | 0.25 | 6.86 |
Domestic league competitions only; G+A/90 computed from minutes actually played.
Cohort: 77 Premiership defenders, 2025/2026, min. 450 minutes. Computed by ranking the full league corpus, not taken from any feed.
Figures computed from the GioScore season-stats database · as of 2026-07-06
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Celtic | 10 | 1 | 2 | 7 | 1 | 0 | 0 | 0 |
 Kilmarnock | 8 | 1 | 2 | 5 | 2 | 0 | 1 | 0 |
 Aberdeen | 8 | 7 | 0 | 1 | 0 | 0 | 0 | 0 |
 Motherwell | 8 | 2 | 3 | 3 | 0 | 1 | 0 | 0 |
 Hearts | 8 | 4 | 1 | 3 | 0 | 0 | 0 | 0 |
 Charlton Athletic | 7 | 6 | 1 | 0 | 0 | 0 | 1 | 0 |
 Derby County | 7 | 1 | 3 | 3 | 0 | 0 | 0 | 0 |
 Hibernian | 7 | 1 | 3 | 3 | 0 | 0 | 2 | 0 |
 Dundee | 7 | 2 | 1 | 4 | 0 | 0 | 0 | 0 |
 Norwich City | 6 | 0 | 0 | 6 | 0 | 0 | 0 | 0 |
 Sheffield Wednesday | 6 | 1 | 2 | 3 | 0 | 0 | 0 | 0 |
 Dundee United | 6 | 2 | 0 | 4 | 0 | 0 | 0 | 0 |
 Gillingham | 6 | 3 | 1 | 2 | 1 | 0 | 0 | 0 |
 Barnsley | 5 | 1 | 3 | 1 | 0 | 0 | 0 | 0 |
 Rangers | 5 | 2 | 2 | 1 | 0 | 0 | 0 | 0 |
 Colchester United | 5 | 1 | 2 | 2 | 0 | 0 | 0 | 0 |
 Crewe Alexandra | 5 | 5 | 0 | 0 | 0 | 0 | 1 | 0 |
 Cambridge United | 5 | 3 | 1 | 1 | 1 | 0 | 0 | 0 |
 Milton Keynes Dons | 5 | 2 | 1 | 2 | 0 | 2 | 0 | 0 |
 Accrington Stanley | 5 | 2 | 0 | 3 | 0 | 1 | 1 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Uruguay | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Mexico | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 China PR | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Trinidad and Tobago | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 North Macedonia | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Netherlands | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Spain | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Declan John closed the 2025/2026 Premiership campaign on 1 goal and 5 assists from 31 outings (2,197 minutes) — 0.25 goal involvements per 90. Per-match rating over the season: 6.86. Among a 77-strong pool of Premiership defenders (2025/2026, min. 450 minutes), his match rating sits in the 53rd percentile, above the median; on goals he ranks 17th of 77.
2021/2022 stands as his highest-rated season (7.03, League One), with 2018/2019 the weakest (6.47).
| Club | Period | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| Bolton Wanderers | 2020/2021 - 2023/2024 | 93 | 8 | 11 | 7101 | — | — | 6.62 |
| Rangers | 2017/2018 | 61 | 8 | 3 | 5355 | — | — | — |
| St. Mirren | 2024/2025 - now | 59 | 3 | 7 | 3383 | — | — | 6.88 |
| Cardiff City | 2013/2014 - 2017/2018 | 49 | 0 | 1 | 2703 | — | — | — |
| Salford City | 2023/2024 | 35 | 0 | 3 | 2522 | — | — | 6.80 |
| Swansea City | 2018/2019 - 2020/2021 | 18 | 0 | 0 | 1061 | — | — | 6.54 |
| Barnsley | 2014/2015 | 9 | 0 | 0 | 716 | — | — | — |
| Chesterfield | 2015/2016 | 6 | 0 | 0 | 464 | — | — | — |
| Afan Lido | 2011/2012 | 5 | 0 | 0 | 0 | — | — | — |
| Total | 335 | 19 | 25 | 23305 |
| Season | Club | Apps | Goals | Assists | Minutes | YC | RC | Rating |
|---|---|---|---|---|---|---|---|---|
| 25/26 | St. Mirren | 35 | 1 | — | 2605 | 1 | 0 | 6.86 |
| 24/25 | St. Mirren | 24 | 2 | — | 778 | 1 | 0 | 6.89 |
| 23/24 | Salford City | 35 | 0 | — | 2522 | 3 | 0 | 6.80 |
| 22/23 | Bolton Wanderers | 27 | 1 | — | 1820 | 1 | 0 | 6.66 |
| 21/22 | Bolton Wanderers | 44 | 5 | — | 3587 | 2 | 0 | 6.52 |
| 20/21 | Bolton Wanderers | 21 | 2 | — | 1694 | 3 | 0 | 6.85 |
| 19/20 | Swansea City | 5 | 0 | — | 378 | 0 | 0 | 6.60 |
| 18/19 | Swansea City | 13 | 0 | — | 683 | 0 | 0 | 6.47 |
| 17/18 | Rangers | 59 | 8 | — | 5186 | 5 | 0 | — |
| 16/17 | Cardiff City | 15 | 0 | — | 766 | 1 | 0 | — |
