Lefty Lorenzen had an ERA of 18.00 versus the Red Sox in his career.

	NAME	OPP	ERA	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Lefty Lorenzen L. Lorenzen	Red Sox	18.00	1	0	0		0	0	0	0	0	2.0	4	4	4	0	3	0	1		9	1	0.00	13.50	0.00	0.00	0.0	33.3	3.50	.667	18.00	18.00
2	Michael Lorenzen M. Lorenzen	Brewers	5.40	37	1	5	.167	7	63	0	0	1	63.1	69	38	43	10	31	4	5	1	292	9	8.95	4.41	2.03	1.42	21.6	10.6	1.58	.321	6.11	9.81
3	Michael Lorenzen M. Lorenzen	Pirates	2.67	44	7	2	.778	5	60	0	0	2	81.0	65	24	26	3	32	4	8	2	337	5	6.67	3.56	1.88	0.33	17.8	9.5	1.20	.261	2.89	7.22
4	Michael Lorenzen M. Lorenzen	White Sox	2.89	12	2	0	1.000	9	49	0	0	0	56.0	47	18	20	3	19	2	0	0	226	2	7.88	3.05	2.58	0.48	21.7	8.4	1.18	.288	3.21	7.55
5	Michael Lorenzen M. Lorenzen	Braves	6.35	14	2	1	.667	3	26	0	0	0	28.1	28	20	21	7	17	0	1	0	129	1	8.26	5.40	1.53	2.22	20.2	13.2	1.59	.266	6.67	8.89
6	Michael Lorenzen M. Lorenzen	Giants	6.60	11	0	2	.000	5	20	0	0	0	30.0	45	22	23	6	13	1	1	0	145	1	6.00	3.90	1.54	1.80	13.8	9.0	1.93	.371	6.90	13.50
7	Michael Lorenzen M. Lorenzen	Royals	2.45	5	1	1	.500	4	18	0	0	0	25.2	18	7	7	4	9	1	0	0	101	1	6.31	3.16	2.00	1.40	17.8	8.9	1.05	.203	2.45	6.31
8	Michael Lorenzen M. Lorenzen	Rockies	4.31	14	2	2	.500	4	23	0	0	0	31.1	26	15	15	4	15	0	2	0	127	3	6.61	4.31	1.53	1.15	18.1	11.8	1.31	.259	4.31	7.47
9	Michael Lorenzen M. Lorenzen	Nationals	5.02	16	1	2	.333	5	26	1	1	0	37.2	25	21	22	5	19	2	2	0	157	1	6.21	4.54	1.37	1.19	16.6	12.1	1.17	.190	5.26	5.97
10	Michael Lorenzen M. Lorenzen	Phillies	6.98	10	1	4	.200	2	23	0	0	0	19.1	25	15	15	4	11	0	1	0	92	2	10.71	5.12	2.09	1.86	25.0	12.0	1.86	.389	6.98	11.64
11	Michael Lorenzen M. Lorenzen	Padres	5.73	16	1	3	.250	4	34	0	0	2	37.2	38	24	25	3	16	1	2	1	164	3	8.12	3.82	2.13	0.72	20.7	9.8	1.43	.318	5.97	9.08
12	Michael Lorenzen M. Lorenzen	Cubs	7.36	42	2	4	.333	3	61	0	0	1	58.2	84	48	50	15	30	5	10	3	287	6	9.36	4.60	2.03	2.30	21.3	10.5	1.94	.392	7.67	12.89
13	Michael Lorenzen M. Lorenzen	Tigers	3.12	9	2	2	.500	4	17	0	0	0	26.0	26	9	11	2	14	0	1	1	113	1	5.88	4.85	1.21	0.69	15.0	12.4	1.54	.300	3.81	9.00
14	Michael Lorenzen M. Lorenzen	Marlins	2.33	17	4	2	.667	6	46	0	0	2	54.0	48	14	15	4	15	1	4	1	217	1	7.67	2.50	3.07	0.67	21.2	6.9	1.17	.291	2.50	8.00
15	Michael Lorenzen M. Lorenzen	Mets	2.61	16	2	1	.667	4	26	0	0	2	41.1	33	12	12	5	10	1	3	1	168	0	5.66	2.18	2.60	1.09	15.5	6.0	1.04	.222	2.61	7.19
16	Michael Lorenzen M. Lorenzen	Cardinals	3.39	37	4	3	.571	4	53	0	0	1	63.2	63	24	24	6	21	2	6	2	271	2	7.49	2.97	2.52	0.85	19.6	7.7	1.32	.302	3.39	8.91
17	Michael Lorenzen M. Lorenzen	Diamondbacks	2.39	10	3	1	.750	2	20	0	0	0	26.1	12	7	7	1	6	1	1	1	96	0	6.84	2.05	3.33	0.34	20.8	6.3	0.68	.162	2.39	4.10
18	Michael Lorenzen M. Lorenzen	Dodgers	4.08	9	1	0	1.000	1	13	0	0	1	17.2	14	8	8	2	4	1	1	2	72	1	6.62	2.04	3.25	1.02	18.1	5.6	1.02	.231	4.08	7.13
19	Michael Lorenzen M. Lorenzen	Rangers	4.76	4	0	0		2	15	0	0	0	11.1	11	6	7	0	3	1	1	0	50	0	11.91	2.38	5.00	0.00	30.0	6.0	1.24	.355	5.56	8.74
20	Michael Lorenzen M. Lorenzen	Angels	3.80	11	3	4	.429	7	45	0	0	0	45.0	40	19	20	6	13	3	1	0	182	3	9.00	2.60	3.46	1.20	24.7	7.1	1.18	.296	4.00	8.00
21	Michael Lorenzen M. Lorenzen	Orioles	5.74	4	0	1	.000	3	13	0	0	0	15.2	16	10	10	6	6	2	0	0	67	0	7.47	3.45	2.17	3.45	19.4	9.0	1.40	.250	5.74	9.19
22	Michael Lorenzen M. Lorenzen	Yankees	3.00	2	0	0		0	3	0	0	0	3.0	2	1	1	1	2	1	1	0	14	2	9.00	6.00	1.50	3.00	21.4	14.3	1.33	.143	3.00	6.00
23	Michael Lorenzen M. Lorenzen	Guardians	2.29	13	2	3	.400	5	25	0	0	0	39.1	29	10	10	4	13	0	0	0	153	1	5.72	2.97	1.92	0.92	16.3	8.5	1.07	.225	2.29	6.64
24	Michael Lorenzen M. Lorenzen	Blue Jays	3.68	5	1	1	.500	3	12	0	0	0	22.0	17	9	9	2	10	0	1	0	91	1	4.91	4.09	1.20	0.82	13.2	11.0	1.23	.224	3.68	6.95
25	Michael Lorenzen M. Lorenzen	Rays	2.89	4	3	1	.750	3	14	0	0	0	18.2	14	6	6	4	7	0	0	0	75	0	6.75	3.38	2.00	1.93	18.7	9.3	1.13	.200	2.89	6.75