| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2020/2021 | Super League (Greece) | 3 | 67 | 0 | 0 | — | — |
| 2021/2022 | Super League (Greece) | 2 | 6 | 0 | 0 | — | — |
| 2022/2023 | Super League (Greece) | 30 | 2176 | 2 | 4 | 0.25 | 6.98 |
| 2023/2024 | Super League (Greece) | 34 | 2019 | 9 | 7 | 0.71 | 7.35 |
| 2024/2025 | Super League (Greece) | 29 | 2093 | 7 | 0 | 0.3 | 7.28 |
| 2025/2026 | Super League (Greece) | 24 | 1683 | 8 | 3 | 0.59 | 7.05 |
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 2026-07-28
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Panathinaikos | 16 | 6 | 5 | 5 | 4 | 3 | 0 | 0 |
 AEK Athens | 15 | 7 | 3 | 5 | 4 | 0 | 2 | 0 |
 Olympiacos F.C. | 14 | 6 | 1 | 7 | 1 | 2 | 3 | 0 |
 Aris | 13 | 7 | 3 | 3 | 0 | 0 | 2 | 0 |
 Asteras Tripolis | 10 | 6 | 3 | 1 | 1 | 0 | 0 | 0 |
 Volos NFC | 10 | 7 | 1 | 2 | 0 | 0 | 0 | 0 |
 Lamia | 9 | 7 | 2 | 0 | 4 | 1 | 0 | 0 |
 OFI | 8 | 4 | 2 | 2 | 0 | 0 | 2 | 0 |
 Panaitolikos | 8 | 7 | 1 | 0 | 3 | 0 | 2 | 0 |
 Atromitos | 8 | 5 | 2 | 1 | 1 | 0 | 0 | 0 |
 PAS Giannina | 6 | 4 | 1 | 1 | 2 | 0 | 0 | 0 |
 Panserraikos | 6 | 6 | 0 | 0 | 1 | 0 | 0 | 0 |
 Levadiakos | 5 | 4 | 1 | 0 | 0 | 0 | 1 | 0 |
 FCSB | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Ionikos | 3 | 2 | 0 | 1 | 1 | 0 | 0 | 0 |
 Kifisia | 3 | 3 | 0 | 0 | 2 | 1 | 2 | 0 |
 Shamrock Rovers | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
 Malmö FF | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
 Larissa | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Anderlecht | 2 | 0 | 1 | 1 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Scotland | 3 | 1 | 0 | 2 | 1 | 2 | 0 | 0 |
 Finland | 2 | 2 | 0 | 0 | 0 | 0 | 1 | 0 |
 England | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Republic of Ireland | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Denmark | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Kazakhstan | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 New Zealand | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
 France | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Slovakia | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
 Bulgaria | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
 Georgia | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Netherlands | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Paraguay | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Lithuania | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Across 24 Super League (Greece) appearances in 2025/2026, Giannis Konstantelias contributed 8 goals plus 3 assists (1,683 minutes) — 0.59 goal involvements per 90. GioScore's computed rating for the season averages 7.05.
His league record spans 6 seasons (2020–2025) across 2 clubs. His ratings range from 6.98 (2022/2023) up to 7.35 in 2023/2024, Super League (Greece).
