| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2019/2020 | Eerste Divisie | 5 | 142 | 0 | 0 | 0 | — |
| 2020 | Thai Premier League (Thailand) | 5 | 418 | 0 | 0 | 0 | — |
| 2022 | Super League (Malaysia) | 14 | 1188 | 2 | 0 | 0.15 | — |
| 2024/2025 | Thai Premier League (Thailand) | 24 | 688 | 1 | 1 | 0.26 | 6.79 |
| 2025/2026 | Super League (Malaysia) | 2 | 86 | 0 | 0 | — | 6.5 |
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 2026-07-25
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Shandong Taishan | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Kawasaki Frontale | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Sukhothai | 2 | 2 | 0 | 0 | 0 | 1 | 1 | 0 |
 Ratchaburi Mitrphol FC | 2 | 0 | 1 | 1 | 0 | 0 | 1 | 0 |
 Buriram United | 2 | 0 | 1 | 1 | 0 | 0 | 1 | 0 |
 SCG Muangthong United | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Incheon United | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Singha Chiangrai United | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Pulau Pinang | 2 | 1 | 0 | 1 | 1 | 0 | 0 | 0 |
 BG Pathum United | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Nongbua Pitchaya FC | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Nakhon Pathom | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Rayong | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 PT Prachuap FC | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Khonkaen United | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 MISC | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Lamphun Warrior | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 DPMM FC | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Negeri Sembilan | 1 | 0 | 1 | 0 | 0 | 0 | 1 | 0 |
 Pahang | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Syria | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Thailand | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 China PR | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Iraq | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Tajikistan | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Malaysia | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Myanmar | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Chinese Taipei | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Guam | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Maldives | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Afghanistan | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 East Timor | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
In the 2024/2025 Thai Premier League (Thailand), Justin Baas made 24 appearances (688 minutes), with 1 goal and 1 assist — 0.26 goal involvements per 90. GioScore's computed rating for the season averages 6.79.
His league record spans 5 seasons (2019–2025) across 7 clubs.
