Maekyung Open

The GS Caltex Maekyung Open, as it is known for sponsorship reasons, is a professional golf tournament that takes place in Seongnam, Gyeonggi Province, South Korea. It was established in 1982,^[1] replacing the Korea Open as the South Korean event on the Asia Golf Circuit.^[2] Between 1999 and 2009 (except for 2004) it was a stop on the Asian Tour, and then in 2010 it became part of the OneAsia Tour schedule.^[3] Since 2018, it has again been a fixture on the Asian Tour, except for 2020 and 2021 due to restrictions in place during the COVID-19 pandemic.

GS Caltex Maekyung Open

Tournament information
Location	Seongnam, South Korea
Established	1982
Course(s)	Nam Seoul Country Club
Par	71
Length	7,039 yards (6,436 m)
Tour(s)	Asian Tour Korean Tour OneAsia Tour Asia Golf Circuit
Format	Stroke play
Prize fund	₩1,300,000,000
Month played	May
Tournament record score
Aggregate	267 Kim Kyung-tae (2011)
To par	−21 as above
Current champion
Mun Do-yeob
Location map
Nam Seoul CC Location in South Korea

In 2005, Korean Choi Sang-ho won the tournament and set an Asian Tour record as the oldest winner on tour at 50 years and 145 days.

This tournament has generally been staged at the Nam Seoul Country Club. It has only been staged in four venues. The other venues that have been used are Lakeside in 1998, 1999, 2004 and 2006, Gwanak in 1984 and Elysian Gangchon in 2020.

Winners

Year	Tour(s)[a]	Winner	Score	To par	Margin of victory	Runner(s)-up	Venue
GS Caltex Maekyung Open
2025	ASA, KOR	Mun Do-yeob	274	−10	3 strokes	Jazz Janewattananond Kim Baek-jun Lee Jung-hwan	Nam Seoul
2024	ASA, KOR	Kim Hong-taek	274	−10	Playoff	Chonlatit Chuenboonngam	Nam Seoul
2023	ASA, KOR	Jung Chan-min	197[b]	−16	6 strokes	Lee Jung-hwan Song Min-hyuk (a)	Nam Seoul
2022	ASA, KOR	Kim Bi-o (2)	275	−9	2 strokes	Cho Min-gyu	Nam Seoul
2021	KOR	Hur In-hoi	279	−5	2 strokes	Tom Kim	Nam Seoul
2020	ASA,[c] KOR	Lee Tae-hee (2)	199	−11	1 stroke	Cho Min-gyu Jun Seok Lee	Elysian Gangchon
2019	ASA, KOR	Lee Tae-hee	275	−9	Playoff[d]	Janne Kaske	Nam Seoul
2018	ASA, KOR	Park Sang-hyun (2)	283	−1	Playoff[e]	Gaganjeet Bhullar Chang Yi-keun Hwang Jung-gon	Nam Seoul
2017	KOR, ONE	Lee Sang-hee	276	−8	2 strokes	Moon Kyong-jun	Nam Seoul
2016	KOR, ONE	Park Sang-hyun	280	−8	Playoff[f]	Lee Soo-min	Nam Seoul
2015	KOR, ONE	Moon Kyong-jun	284	−4	2 strokes	Ryan Fox Kim Do-hoon 752 Jason Norris Gareth Paddison	Nam Seoul
2014	KOR, ONE	Park Jun-won	273	−15	3 strokes	Park Sang-hyun	Nam Seoul
2013	KOR, ONE	Ryu Hyun-woo	274	−14	1 stroke	Kim Do-hoon 753 Kim Hyung-sung	Nam Seoul
2012	KOR, ONE	Kim Bi-o	273	−15	5 strokes	Ryu Hyun-woo	Nam Seoul
2011	KOR, ONE	Kim Kyung-tae (2)	267	−21	8 strokes	Kim Hyung-sung Cho Min-kyu	Nam Seoul
2010	KOR, ONE	Kim Dae-hyun	270	−18	4 strokes	Kim Kyung-tae	Nam Seoul
2009	ASA, KOR	Bae Sang-moon	281	−7	Playoff[g]	Ted Oh	Nam Seoul
2008	ASA, KOR	Hwang Inn-choon	279	−9	Playoff[h]	Noh Seung-yul	Nam Seoul
2007	ASA, KOR	Kim Kyung-tae	270	−18	5 strokes	Liang Wenchong	Nam Seoul
2006	ASA, KOR	Suk Jong-yul	271	−17	1 stroke	Bryan Saltus	Lakeside
KT&G Maekyung Open
2005	ASA, KOR	Choi Sang-ho	278	−10	3 strokes	Thaworn Wiratchant	Nam Seoul
Maekyung Open
2004	KOR	Mark Calcavecchia	282	−6	2 strokes	Jang Ik-jae	Lakeside
2003	ASA, KOR	Chung Joon	275	−13	1 stroke	Amandeep Johl	Nam Seoul
Maekyung LG Fashion Open
2002	ASA, KOR	Eddie Lee (a)	268	−20	1 stroke	Thammanoon Sriroj	Nam Seoul
2001	ASA, KOR	Choi Gwang-soo	271	−17	1 stroke	Arjun Atwal Kim Dae-sub (a)	Nam Seoul
2000	ASA, KOR	Kang Wook-soon	278	−10	1 stroke	Kim Felton	Nam Seoul
Maekyung Daks Open
1999	ASA, KOR	James Kingston	277	−11	Playoff	Kyi Hla Han	Lakeside
Maekyung LG Fashion Open
1998	AGC, KOR	Scott Rowe	205[i]	−11	3 strokes	Kwon Young-suk	Lakeside
1997	AGC, KOR	Shin Yong-jin	272	−16	1 stroke	Tim Balmer	Nam Seoul
1996	AGC, KOR	Park Nam-sin (2)	285	−3	5 strokes	Kim Sung-ho Rob Moss	Nam Seoul
Maekyung Bando Fashion Open
1995	AGC	Brandt Jobe	280	−8	4 strokes	Choi Sang-ho	Nam Seoul
Maekyung Open
1994	AGC	Kim Jong-duck	284	−4	Playoff	Jim Rutledge Mike Tschetter	Nam Seoul
1993	AGC	Park Nam-sin	281	−7	1 stroke	Yeh Chang-ting	New Korea
1992	AGC	Todd Hamilton	280	−8	Playoff	Lin Chie-hsiang	Nam Seoul
1991	AGC	Choi Sang-ho	281	−7	2 strokes	Hsieh Chin-sheng Park Nam-sin	Nam Seoul
1990	AGC	Lee Kang-sun	212	−4	3 strokes	Hsieh Chin-sheng	Nam Seoul
1989	AGC	Lu Hsi-chuen	277	−11	1 stroke	Chen Liang-hsi	Nam Seoul
1988	AGC	Frankie Miñoza	279	−9	1 stroke	Lim Jin-han	Nam Seoul
1987	AGC	Chen Liang-hsi	279	−9	3 strokes	Kim Sung-ho Brian Tennyson	Nam Seoul
1986	AGC	Tsao Chien-teng	280	−8	1 stroke	Hsieh Yu-shu	Nam Seoul
1985	AGC	Chen Tze-chung	280	−8	2 strokes	Rafael Alarcón Lu Chien-soon	Nam Seoul
1984	AGC	Mike Clayton	283	−5	1 stroke	John Jacobs Lu Hsi-chuen	Gwanak
1983	AGC	Hiroshi Yamada	212	−4	1 stroke	Lu Hsi-chuen	Seoul
1982	AGC	Kim Joo-heun (a)	285	−3	3 strokes	Rafael Alarcón	Seoul

Sources:^[4][5][6]

Notes

1. AGC − Asia Golf Circuit; ASA − Asian Tour; KOR − Korean Tour; ONE − OneAsia Tour.
2. Shortened to 54 holes due to rain.
3. Held without Asian Tour co-sanctioning due to the COVID-19 pandemic.
4. Lee won with a birdie on the third hole of a sudden-death playoff.
5. Park won with a par on the third hole of a sudden-death playoff; Bhullar was eliminated on the first extra hole, and Hwang on the second.
6. Park won with a par on the second hole of a sudden-death playoff.
7. Bae won with a par on the second hole of a sudden-death playoff.
8. Hwang won with a par on the first hole of a sudden-death playoff.
9. Shortened to 54 holes due to weather.