Jordan Lyles allowed the most earned runs in 2023, with 124 earned runs.

Interpreted as:

most earned runs by a player in 2023

	NAME	ER	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Jordan Lyles J. Lyles	124	2023	KCR	31	6	17	.261	31	6.28	120	3	0	0	177.2	176	130	39	45	6	0	0	748	10	6.08	2.28	2.67	1.98	16.0	6.0	1.24	.255	6.59	140	5.62	131	8.92	-26.3
2	Lance Lynn L. Lynn	117	2023	TOT	32	13	11	.542	32	5.73	191	0	0	0	183.2	189	127	44	67	9	0	1	808	3	9.36	3.28	2.85	2.16	23.6	8.3	1.39	.292	6.22	133	5.53	125	9.26	-21.7
3	Miles Mikolas M. Mikolas	107	2023	STL	35	9	13	.409	35	4.78	137	0	0	0	201.1	226	110	26	39	8	0	0	860	4	6.12	1.74	3.51	1.16	15.9	4.5	1.32	.308	4.92	111	4.27	100	10.10	0.2
4	Patrick Corbin P. Corbin	104	2023	WSH	32	10	15	.400	32	5.20	124	0	0	0	180.0	210	113	33	57	4	0	0	790	6	6.20	2.85	2.18	1.65	15.7	7.2	1.48	.309	5.65	120	5.27	119	10.50	-16.9
5	Kyle Gibson K. Gibson	101	2023	BAL	33	14	9	.609	33	4.73	157	0	0	0	192.0	198	101	23	55	6	0	0	807	8	7.36	2.58	2.85	1.08	19.5	6.8	1.32	.309	4.73	113	4.13	98	9.28	1.3
6	Lucas Giolito L. Giolito	100	2023	TOT	33	7	15	.318	33	4.88	204	0	0	0	184.1	169	110	41	73	9	0	2	794	5	9.96	3.56	2.79	2.00	25.7	9.2	1.31	.274	5.37	113	5.26	120	8.25	-17.8
7	Brady Singer B. Singer	98	2023	KCR	29	8	11	.421	29	5.52	133	0	0	0	159.2	182	102	20	49	8	0	0	702	3	7.50	2.76	2.71	1.13	18.9	7.0	1.45	.329	5.75	123	4.29	100	10.26	-0.1
8	Aaron Nola A. Nola	96	2023	PHI	32	12	9	.571	32	4.46	202	0	0	0	193.2	178	105	32	45	1	0	0	793	2	9.39	2.09	4.49	1.49	25.5	5.7	1.15	.285	4.88	102	4.03	90	8.27	9.4
9	Mitch Keller M. Keller	91	2023	PIT	32	13	9	.591	32	4.21	210	1	1	0	194.1	187	97	25	55	12	0	0	825	5	9.73	2.55	3.82	1.16	25.5	6.7	1.25	.310	4.49	94	3.80	87	8.66	12.5
10	Dylan Cease D. Cease	90	2023	CWS	33	7	9	.438	33	4.58	214	0	0	0	177.0	172	98	19	79	9	0	3	784	13	10.88	4.02	2.71	0.97	27.3	10.1	1.42	.330	4.98	106	3.72	84	8.75	13.4
11	Trevor Williams T. Williams	89	2023	WSH	30	6	10	.375	30	5.55	111	0	0	0	144.1	178	97	34	53	5	0	1	659	0	6.92	3.30	2.09	2.12	16.8	8.0	1.60	.316	6.05	128	5.98	135	11.10	-24.8
12	Rich Hill R. Hill	88	2023	TOT	32	8	14	.364	27	5.41	129	0	0	0	146.1	165	98	23	58	7	3	0	660	2	7.93	3.57	2.22	1.41	19.5	8.8	1.52	.321	6.03	123	4.86	111	10.15	-8.2
13	Luke Weaver L. Weaver	88	2023	TOT	29	3	6	.333	25	6.40	109	0	0	0	123.2	155	90	29	40	4	1	0	563	3	7.93	2.91	2.73	2.11	19.4	7.1	1.58	.331	6.55	141	5.60	123	11.28	-13.5
14	Hunter Brown H. Brown	88	2023	HOU	31	11	13	.458	29	5.09	178	0	0	0	155.2	157	94	26	55	9	1	0	665	4	10.29	3.18	3.24	1.50	26.8	8.3	1.36	.330	5.43	120	4.37	103	9.08	-2.3
15	Kyle Freeland K. Freeland	87	2023	COL	29	5	14	.263	29	5.03	94	0	0	0	155.2	187	96	29	42	1	0	0	677	2	5.43	2.43	2.24	1.68	13.9	6.2	1.47	.309	5.55	102	5.29	115	10.81	-11.2
16	JP Sears	87	2023	OAK	32	5	12	.294	32	4.54	161	0	0	0	172.1	165	90	34	53	16	0	2	735	2	8.41	2.77	3.04	1.78	21.9	7.2	1.26	.278	4.70	111	5.15	124	8.62	-19.9
17	Sandy Alcantara S. Alcantara	85	2023	MIA	28	7	12	.368	28	4.14	151	3	1	0	184.2	176	91	22	48	5	0	0	762	4	7.36	2.34	3.15	1.07	19.8	6.3	1.21	.287	4.44	93	4.03	92	8.58	7.2
18	Tyler Anderson T. Anderson	85	2023	LAA	27	6	6	.500	25	5.43	119	0	0	0	141.0	146	90	20	64	7	0	1	629	6	7.60	4.09	1.86	1.28	18.9	10.2	1.49	.301	5.74	124	4.92	112	9.32	-7.6
19	Austin Gomber A. Gomber	85	2023	COL	27	9	9	.500	27	5.50	87	0	0	0	139.0	164	88	26	43	3	0	1	603	5	5.63	2.78	2.02	1.68	14.4	7.1	1.49	.311	5.70	111	5.42	118	10.62	-11.9
20	Ryne Nelson R. Nelson	85	2023	ARI	29	8	8	.500	27	5.31	96	0	0	0	144.0	159	87	24	46	1	1	0	619	6	6.00	2.88	2.09	1.50	15.5	7.4	1.42	.299	5.44	120	5.06	119	9.94	-13.7
21	Johan Oviedo J. Oviedo	85	2023	PIT	32	9	14	.391	32	4.31	158	1	1	0	177.2	161	91	19	83	13	0	1	781	7	8.00	4.20	1.90	0.96	20.2	10.6	1.37	.280	4.61	96	4.48	102	8.16	-2.2
22	Taijuan Walker T. Walker	84	2023	PHI	31	15	6	.714	31	4.38	138	0	0	0	172.2	155	87	20	71	8	0	1	733	3	7.19	3.70	1.94	1.04	18.8	9.7	1.31	.272	4.53	100	4.53	102	8.08	-1.2
23	Ken Waldichuk K. Waldichuk	84	2023	OAK	35	4	8	.333	22	5.36	132	0	0	1	141.0	149	93	24	71	9	2	1	639	7	8.43	4.53	1.86	1.53	20.7	11.1	1.56	.310	5.94	131	5.29	127	9.51	-18.6
24	Jameson Taillon J. Taillon	83	2023	CHC	30	8	10	.444	29	4.84	140	0	0	1	154.1	156	96	27	41	5	1	0	655	2	8.16	2.39	3.41	1.57	21.4	6.3	1.28	.292	5.60	114	4.61	107	9.10	-5.7
25	Adam Wainwright A. Wainwright	83	2023	STL	21	5	11	.313	21	7.40	55	0	0	0	101.0	151	89	20	41	1	0	0	484	1	4.90	3.65	1.34	1.78	11.4	8.5	1.90	.357	7.93	172	5.98	140	13.46	-19.5