Most Valuable defenders by Market Value in K League 1 2026

The most valuable defenders in K League 1 in 2026, ranked on Field Insider.

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

At a glance

Choi Woo-Jin of Jeonbuk Motors is the standout for raw talent across defenders in K League 1, with a Field Insider Rating of 46.3, and Jin Si-Woo has been the form player this season, grading 33.2, and Kim Kang-San leads the scoring with 2 goals.

The numbers a scout watches are the year-on-year jumps: Song Jun-Seok has improved his Season rating most, up +23.7 on last season, while Lee Hyun-Yong's scouting Rating has risen fastest, +2.9 over the same span. Those are the players whose trajectory is bending upward fastest.

By our market-value index, Jin Si-Woo of Gwangju FC is the most valuable name in this group at 13.5.

Suwon City FC · 24/25→25/26

Most improved

Song Jun-Seok+23.7SsN

Gimcheon Sangmu FC · 24/25→25/26

50 players · ranked by highest valueCustomise →

	Player	Team
1	Jin Si-Woo Centre-back	Gwangju FC	24	13.5	3365.2%	430.7%
2	Song Jun-Seok Centre-back	Gimcheon Sangmu FC	25	12.7	3126.4%	446.6%
3	Choi Jun Full-back	FC Seoul	27	12.3	2768.4%	3814.3%
4	Choi Seok-Hyun Full-back	Ulsan Hyundai FC	23	11.2	738.3%	4611.8%
5	Kim Ha-Jun Centre-back	Jeonbuk Motors	24	11.1	54900%	437.8%
6	Cho Hyun-Taek Full-back	Ulsan Hyundai FC	25	11.1	76.3%	4510.3%
7	Cho Wi-Je Full-back	Jeonbuk Motors	25	11	24	456.1%
8	Kim Ryun-Seong Full-back	Jeju United FC	24	10.9	1411.9%	45±0%
9	Jo Seong-Kwon Centre-back	Daejeon Citizen	25	10.9	182.8%	416.4%
10	Seo Myeong-Kwan Centre-back	Ulsan Hyundai FC	23	10.7	560.3%	421.4%
11	Park Seong-Hun Centre-back	FC Seoul	23	10.7	532.5%	434.6%
12	Park Jin-Young Full-back	FC Seoul	24	10.6	744.1%	4310%
13	Choi Woo-Jin Full-back	Jeonbuk Motors	22	10.6	20	46
14	Kang Joon-Hyuck Full-back	Gangwon FC	26	10.6	2655.8%	4215.8%
15	Hong Sung-Wook Full-back	Bucheon FC 1995	24	10.5	1514700%	438%
16	Kim Hyeon-Jun Centre-back	Daegu FC	24	10.4	2	426.5%
17	Lee Hyun-Yong Centre-back	Suwon City FC	22	10.3	10212.5%	457%
18	Jang Young-Woo Centre-back	Suwon City FC	24	10.2	0	42
19	Byeon Jun-Soo Centre-back	Gimcheon Sangmu FC	24	10.1	381.1%	407.8%
20	João Pedro Full-back	Gwangju FC	23	10	095.7%	3713.6%
21	Kang Min-Jun Centre-back	Pohang Steelers	23	10	639.6%	425%
22	Hwang In-Taek Centre-back	Daegu FC	23	9.9	1	40
23	Kwon Do-Yeong Centre-back	Suwon City FC	23	9.9	0	40
24	Shin Min-Ha Centre-back	Gangwon FC	21	9.7	1213.9%	453.9%
25	Kwon Seok-Joo Centre-back	Gangwon FC	23	9.7	0	40
26	Lee Won-Woo Full-back	Daegu FC	23	9.7	1	403.4%
27	Ma Ji-Kang Centre-back	Jeonbuk Motors	23	9.6	0	40
28	Kwak Seung-Min Centre-back	FC Seoul	22	9.6	0	40
29	Park Kyu-Hyun Full-back	Daejeon Citizen	25	9.6	83650%	38±0%
30	Jo In-Jung Centre-back	Jeju United FC	20	9.6	6	469.5%
31	Lee Woo-Yeon Centre-back	Jeonbuk Motors	23	9.6	0	40
32	Bae Hyun-Seo Centre-back	FC Seoul	21	9.5	0	43
33	Park Tae-Rang Centre-back	Gangwon FC	24	9.5	0	40
34	Park Jae-Hyun Full-back	Daegu FC	23	9.5	083.3%	4012.7%
35	Lee Han-Bin Centre-back	Daejeon Citizen	23	9.4	0	38
36	Lee Dong-hyeop Centre-back	Pohang Steelers	23	9.4	0	391%
37	Kim Tae-Hwan Centre-back	Gimcheon Sangmu FC	26	9.4	14255.3%	386.2%
38	Kang Seong-Yun Centre-back	Daejeon Citizen	23	9.4	0	38
39	Kim Tae-Hyeon Centre-back	Daejeon Citizen	23	9.4	0	38
40	Park Ju-Seung Centre-back	Jeju United FC	22	9.4	0	40
41	Lee Sang-myung Full-back	Jeonbuk Motors	22	9.4	0	41
42	Kim Hyeon-Deok Centre-back	FC Seoul	21	9.3	0	42
43	M. Tuci Centre-back	Gangwon FC	27	9.3	2331.6%	3812.5%
44	Jung Heon-Taek Centre-back	Daegu FC	24	9.3	0	38
45	Jo Hyun-Tae Centre-back	Daegu FC	21	9.2	1	421.4%
46	Choi Won-Chang Centre-back	Jeju United FC	25	9.2	0	37
47	Hong Jae-seok Centre-back	Daegu FC	23	9.2	0100%	386.8%
48	Jae-hyeon Kim Full-back	FC Anyang	22	9.2	2	40
49	Gi-min Kwon Centre-back	Jeju United FC	20	9.2	4	44
50	Lee Sun-Ho Centre-back	Daejeon Citizen	22	9.2	0	38