Most Improved midfielders in K League 1 2026

The most improved midfielders in K League 1 in 2026, ranked on Field Insider.

Most improved goalkeepers in K League 1 Most improved defenders in K League 1 Most improved attackers in K League 1 Best midfielders in K League 1 Most in-form midfielders in K League 1 Top-scoring midfielders in K League 1

At a glance

Kang Sang-Yoon of Jeonbuk Motors is the standout for raw talent across midfielders in K League 1, with a Field Insider Rating of 47.8, and Lee Jae-Won has been the form player this season, grading 22, and Willyan leads the scoring with 5 goals.

The numbers a scout watches are the year-on-year jumps: Go Jae-Hyeon has improved his Season rating most, up +15 on last season. Those are the players whose trajectory is bending upward fastest.

By our market-value index, Kang Sang-Yoon of Jeonbuk Motors is the most valuable name in this group at 11.1.

Best talent

Kang Sang-Yoon47.8RTG

Kang Sang-Yoon-0.2RTG

Jeonbuk Motors · 24/25→25/26

Most improved

Go Jae-Hyeon+15SsN

Gimcheon Sangmu FC · 24/25→25/26

Kang Sang-Yoon11.1val

Jeonbuk Motors

25 players · ranked by most improvedCustomise →

	Player	Team
1	Go Jae-Hyeon Attacking midfielder	Gimcheon Sangmu FC	27	+15 24/25→25/26	21	3616.3%
2	Kim Jin-Gyu Central midfielder	Jeonbuk Motors	29	+14.5 24/25→25/26	1816.6%	295.9%
3	Emerson Negueba Central midfielder	Jeju United FC	25	+14.4 23/24→25/26	14	4423.6%
4	Lee You-Hyeon Central midfielder	Gangwon FC	29	+10.3 24/25→25/26	173.9%	287.2%
5	Lee Dong-Jun Central midfielder	Jeonbuk Motors	29	+9 24/25→25/26	1715.2%	3110.1%
6	Lee Gyu-Sung Central midfielder	Ulsan Hyundai FC	32	+7.9 24/25→25/26	15116.2%	1828.2%
7	Hernandes Attacking midfielder	Daejeon Citizen	26	+6.5 24/25→25/26	1398.5%	399%
8	Lee Dong-Gyeong Attacking midfielder	Ulsan Hyundai FC	28	+4.1 24/25→25/26	2129.3%	352%
9	Kim Bong-Soo Central midfielder	Daejeon Citizen	26	+3.6 24/25→25/26	1436.6%	392.5%
10	Park Tae-Jun Defensive midfielder	Gimcheon Sangmu FC	27	+3 24/25→25/26	16108%	341.7%
11	Lee Jae-Won Defensive midfielder	Suwon City FC	29	+2 24/25→25/26	2210%	2922.7%
12	Han Chan-Hee Central midfielder	Suwon City FC	29	+1.4 24/25→25/26	631.8%	2621.5%
13	Kim Gyeong-Min Central midfielder	Suwon City FC	29	-1.1 24/25→25/26	517.7%	2623.2%
14	Kim Dae-Won Central midfielder	Gangwon FC	29	-1.1 24/25→25/26	1910.8%	295.1%
15	Hwang Jae-Won Central midfielder	Daegu FC	24	-3.9 24/25→25/26	734.8%	4317.2%
16	Kang Sang-Yoon Central midfielder	Jeonbuk Motors	22	-4.2 24/25→25/26	1556.1%	481.5%
17	Kim Kang-Guk Defensive midfielder	Gangwon FC	29	-4.6 24/25→25/26	547.9%	2437.7%
18	Seo Min-Woo Central midfielder	Gangwon FC	28	-6.9 24/25→25/26	130.8%	315.8%
19	Lee Gi-Hyuk Central midfielder	Gangwon FC	26	-7.9 24/25→25/26	124.2%	398.4%
20	Song Min-Kyu Central midfielder	FC Seoul	26	-9.7 24/25→25/26	130.8%	447.5%
21	D. Bojanić Defensive midfielder	Ulsan Hyundai FC	31	-10.9 24/25→25/26	810.1%	205.9%
22	G. Ludwigson Central midfielder	Daejeon Citizen	32	-14.6 24/25→25/26	1320.1%	178.3%
23	Lee Seung-Woo Attacking midfielder	Jeonbuk Motors	28	-15.5 24/25→25/26	11±0%	331.2%
24	Jang Min-Gyu Central midfielder	Jeju United FC	27	-16.9 24/25→25/26	14111.8%	369.4%
25	Jeong Seung-Won Central midfielder	FC Seoul	29	-32.5 24/25→25/26	941.6%	308.9%