Top KBO Players by Earned Run Average –

2023

2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014

Season

Rank / Player	Team	ERA	WHIP	IP	ER	R	H	HR	BB	HB
1 Erick Fedde	NC Dinos	2.00	0.95	180 ⅓	40	46	137	9	35	4
2 An Woo-jin	Kiwoom Heroes	2.39	1.06	150 ⅔	40	44	121	5	38	1
3 David Buchanan	Samsung Lions	2.54	1.15	188	53	71	174	4	43	6
4 Ariel Jurado	Kiwoom Heroes	2.65	1.12	183 ⅔	54	64	164	7	41	9
5 Raúl Alcántara	Doosan Bears	2.67	1.07	192	57	67	171	16	35	5
6 Ko Young-pyo	KT Wiz	2.78	1.15	174 ⅔	54	57	181	7	19	9
7 Won Tae-in	Samsung Lions	3.24	1.27	150	54	61	157	15	34	6
8 Charlie Barnes	Lotte Giants	3.28	1.33	170 ⅓	62	68	171	6	56	15
9 Im Chan-kyu	LG Twins	3.42	1.35	144 ⅔	55	63	142	10	54	5
10 Park Se-woong	Lotte Giants	3.45	1.32	154	59	70	145	8	59	4
11 Kim Kwang-hyun	SSG Landers	3.53	1.38	168 ⅓	66	75	163	11	70	2
12 Wes Benjamin	KT Wiz	3.54	1.21	160	63	79	149	12	45	3
13 Yang Hyeon-jong	Kia Tigers	3.58	1.34	171	68	78	181	13	48	1
14 Félix Peña	Hanwha Eagles	3.60	1.17	177 ⅓	71	82	149	14	59	18
15 Casey Kelly	LG Twins	3.83	1.24	178 ⅔	76	87	183	10	39	6
16 Choi Won-tae	LG Twins	4.30	1.33	146 ⅔	70	73	149	12	46	7
17 Oh Won-seok	SSG Landers	5.23	1.57	144 ⅔	84	92	158	11	69	9