| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2021 | K3 League | 21 | 1273 | 4 | 0 | 0.28 | — |
| 2022 | K3 League | 20 | 828 | 0 | 0 | 0 | — |
| 2023 | K3 League | 20 | 1056 | 5 | 0 | 0.43 | — |
| 2024 | K3 League | 12 | — | 2 | 0 | — | — |
| 2025 | K3 League | 8 | 659 | 10 | 1 | 1.5 | 7.28 |
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 | ||
|---|---|---|---|---|---|---|---|---|
 Changwon City | 4 | 0 | 3 | 1 | 0 | 0 | 0 | 0 |
 Pocheon | 4 | 3 | 1 | 0 | 2 | 0 | 0 | 0 |
 Ulsan Citize | 4 | 2 | 1 | 1 | 2 | 0 | 0 | 0 |
 Daejeon Korail | 3 | 0 | 3 | 0 | 0 | 0 | 0 | 0 |
 Gimhae City | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Mokpo City | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Siheung Citizen | 3 | 0 | 1 | 2 | 1 | 0 | 0 | 0 |
 Busan Transportation | 2 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
 Yangpyeong | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Yangju Citizen | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
 Paju Citizen | 2 | 2 | 0 | 0 | 2 | 0 | 0 | 0 |
 Gimpo | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Yeoju Sejong | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
 Dangjin Citizen | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
 Seoul | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Jeonbuk Motors | 1 | 0 | 0 | 1 | 1 | 0 | 0 | 0 |
 Gyeongju HNP | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 Gangneung City | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Cheonan City | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Hwaseong | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Across 8 K3 League appearances in 2025, Seong Jeong-Yun contributed 10 goals plus 1 assist (659 minutes) — 1.5 goal involvements per 90. Per-match rating over the season: 7.28.
The record shows 5 league seasons for him (2021–2025) across 2 clubs.
