| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2019/2020 | League Two (Scotland) | 15 | 1144 | 2 | 1 | 0.24 | — |
| 2021/2022 | League One (Scotland) | 20 | 588 | 1 | 0 | 0.15 | — |
| 2025/2026 | Football League - Lowland League | 3 | 270 | 0 | 0 | 0 | — |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-27
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Kilmarnock | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Annan Athletic | 1 | 0 | 1 | 0 | 1 | 0 | 0 | 0 |
 The New Saints | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
 Connah's Quay | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Berwick Rangers | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Peterhead | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 East Stirlingshire | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 East Kilbride | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Vecses | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Cowdenbeath | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Queen's Park | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Spartans | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Tom' Tomsk U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Civil Service Strollers | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Edusport Academy | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Clydebank | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Celtic U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Motherwell U21 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
 St. Mirren U21 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
Across 20 League One (Scotland) appearances in 2021/2022 (588 minutes), William Mortimer scored 1 goal but did not register an assist — 0.15 goal involvements per 90.
3 league seasons sit on his record, from 2019 to 2025 across 4 clubs.
