all-time most earned runs allowed in single game

Cy Young has allowed the most career earned runs, with 2,147 earned runs.

Interpreted as:

all-time most earned runs allowed by a player in single game

	NAME	ER	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	Cy Young C. Young	2,147	906	511	316	.618	815	2.63	2,803	749	76	17	7356.0	7,092	3,167	138	1,217	161	84		29,565	156	3.43	1.49	2.30	0.17	9.5	4.1	1.13	.275	3.87	74	2.84	79	8.68	620
2	Phil Niekro P. Niekro	2,012	864	318	274	.537	716	3.35	3,342	245	45	29	5404.0	5,044	2,337	482	1,809	123	83	86	22,677	226	5.57	3.01	1.85	0.80	14.7	8.0	1.27	.270	3.89	87	3.61	95	8.40	116.1
3	Jamie Moyer J. Moyer	1,926	696	269	209	.563	638	4.25	2,441	33	10	0	4074.0	4,231	2,076	522	1,155	146	15	69	17,356	57	5.39	2.55	2.11	1.15	14.1	6.7	1.32	.283	4.59	97	4.46	102	9.35	-33.5
4	Don Sutton D. Sutton	1,914	774	324	256	.559	756	3.26	3,574	178	58	5	5282.1	4,692	2,104	472	1,343	82	12	102	21,631	112	6.09	2.29	2.66	0.80	16.5	6.2	1.14	.261	3.58	92	3.23	90	7.99	181.2
5	Nolan Ryan N. Ryan	1,911	807	324	292	.526	773	3.19	5,714	222	61	3	5386.0	3,923	2,178	321	2,795	158	13	78	22,575	277	9.55	4.67	2.04	0.54	25.3	12.4	1.25	.265	3.64	90	2.96	83	6.56	370.2
6	Pud Galvin P. Galvin	1,895	697	361	308	.540	681	2.87	1,799	639	57	1	5941.1	6,352	3,315	121	744	54	18		25,160	220	2.73	1.13	2.42	0.18	7.2	3.0	1.19	.278	5.02	94	2.97	95	9.62	94.5
7	Gus Weyhing G. Weyhing	1,872	540	264	232	.532	505	3.88	1,667	449	28	4	4337.0	4,576	2,796	120	1,570	277	34		19,188	240	3.46	3.26	1.06	0.25	8.7	8.2	1.42	.286	5.80	96	3.82	97	9.50	55.7
8	Steve Carlton S. Carlton	1,864	741	329	244	.574	709	3.22	4,136	254	55	2	5217.2	4,672	2,130	414	1,833	53	13	150	21,683	183	7.13	3.16	2.26	0.71	19.1	8.5	1.25	.279	3.67	87	3.14	86	8.06	271.5
9	Gaylord Perry G. Perry	1,846	777	314	265	.542	690	3.11	3,534	303	53	10	5350.0	4,938	2,128	399	1,379	108	33	164	21,953	160	5.95	2.32	2.56	0.67	16.1	6.3	1.18	.275	3.58	85	3.06	85	8.31	312.9
10	Red Ruffing R. Ruffing	1,833	624	273	225	.548	538	3.80	1,987	335	45	18	4344.0	4,284	2,115	254	1,541	58	69		18,546	46	4.12	3.19	1.29	0.53	10.7	8.3	1.34	.274	4.38	91	3.93	95	8.88	82.3
11	Bert Blyleven B. Blyleven	1,830	692	287	250	.534	685	3.31	3,701	242	60	0	4970.0	4,632	2,029	430	1,322	155	3	71	20,491	114	6.70	2.39	2.80	0.78	18.1	6.5	1.20	.282	3.67	85	3.18	82	8.39	368.6
12	Warren Spahn W. Spahn	1,798	750	363	245	.597	665	3.09	2,583	382	63	28	5243.2	4,830	2,016	434	1,434	42	67	60	21,547	81	4.43	2.46	1.80	0.74	12.0	6.7	1.19	.258	3.46	84	3.44	94	8.29	124.4
13	Early Wynn E. Wynn	1,796	691	300	244	.551	611	3.54	2,334	289	49	16	4564.0	4,291	2,037	338	1,775	64	67	36	19,408	51	4.60	3.50	1.31	0.67	12.0	9.1	1.33	.265	4.02	94	3.64	97	8.46	56.4
14	Robin Roberts R. Roberts	1,774	676	286	245	.539	609	3.41	2,357	305	45	25	4688.2	4,582	1,962	505	902	54	49	69	19,174	33	4.52	1.73	2.61	0.97	12.3	4.7	1.17	.265	3.77	89	3.50	91	8.80	179.6
15	Greg Maddux G. Maddux	1,756	744	355	227	.610	740	3.16	3,371	109	35	0	5008.1	4,726	1,981	353	999	137	3	177	20,421	70	6.06	1.80	3.37	0.63	16.5	4.9	1.14	.281	3.56	76	3.25	78	8.49	519.5
16	Tommy John T. John	1,749	760	288	231	.555	700	3.34	2,245	162	46	3	4710.1	4,783	2,017	302	1,259	98	22	102	19,692	187	4.29	2.41	1.78	0.58	11.4	6.4	1.28	.284	3.85	90	3.37	89	9.14	208.3
17	Jim Kaat J. Kaat	1,738	898	283	237	.544	625	3.45	2,461	180	31	17	4530.1	4,620	2,038	395	1,083	122	102	116	19,023	128	4.89	2.15	2.27	0.78	12.9	5.7	1.26	.282	4.05	93	3.41	91	9.18	165.8
18	Tom Glavine T. Glavine	1,734	682	305	203	.600	682	3.54	2,607	56	25	0	4413.1	4,298	1,900	356	1,500	66	0	145	18,604	65	5.32	3.06	1.74	0.73	14.0	8.1	1.31	.280	3.87	86	3.94	94	8.76	120.1
19	Earl Whitehill E. Whitehill	1,726	541	218	185	.541	473	4.36	1,350	226	16	11	3564.2	3,917	2,018	192	1,431	101	46		15,781	43	3.41	3.61	0.94	0.48	8.6	9.1	1.50	.293	5.10	99	4.29	99	9.89	6
20	Roger Clemens R. Clemens	1,707	709	354	184	.658	707	3.12	4,672	118	46	0	4916.2	4,185	1,885	363	1,580	159	0	63	20,240	143	8.55	2.89	2.96	0.66	23.1	7.8	1.17	.284	3.45	70	3.08	71	7.66	680.4
21	Frank Tanana F. Tanana	1,704	638	240	236	.504	616	3.66	2,773	143	34	1	4188.1	4,063	1,910	448	1,255	129	10	116	17,641	119	5.96	2.70	2.21	0.96	15.7	7.1	1.27	.277	4.10	94	3.78	96	8.73	66.4
22	Ted Lyons T. Lyons	1,696	594	260	230	.531	484	3.67	1,073	356	27	25	4161.0	4,489	2,056	222	1,121	31	91		17,797	55	2.32	2.42	0.96	0.48	6.0	6.3	1.35	.278	4.45	85	4.01	95	9.71	91.7
23	Fergie Jenkins F. Jenkins	1,669	664	284	226	.557	594	3.34	3,192	267	49	7	4500.2	4,142	1,853	484	997	84	37	116	18,400	62	6.38	1.99	3.20	0.97	17.3	5.4	1.14	.268	3.71	87	3.27	88	8.28	222.9
24	Bobo Newsom B. Newsom	1,664	600	211	222	.487	483	3.98	2,082	246	31	21	3759.1	3,769	1,908	206	1,732	61	71		16,467	60	4.98	4.15	1.20	0.49	12.6	10.5	1.46	.288	4.57	95	3.81	92	9.02	144.5
25	Kid Nichols K. Nichols	1,664	621	361	208	.634	562	2.96	1,881	532	48	17	5067.1	4,929	2,480	156	1,272	129	56		21,082	169	3.34	2.26	1.48	0.28	8.9	6.0	1.22	.271	4.40	73	3.48	85	8.75	377.8