Roger Clemens had a record of 192-111 with an ERA of 3.06 and 2,590 strikeouts in 383 appearances for the Red Sox in his career.

	NAME	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	IP	H	ER	R	HR	BB	HBP	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Roger Clemens R. Clemens	1984	BOS	21	9	4	.692	20	4.32	126	5	1	133.1	146	64	67	13	29	2	3	575	4	8.51	1.96	4.34	0.88	21.9	5.0	1.31	.328	4.52	104	2.84	72	9.86	16.4
2	Roger Clemens R. Clemens	1985	BOS	15	7	5	.583	15	3.29	74	3	1	98.1	83	36	38	5	37	3	0	407	1	6.77	3.39	2.00	0.46	18.2	9.1	1.22	.271	3.48	78	3.06	76	7.60	10.5
3	Roger Clemens R. Clemens	1986	BOS	33	24	4	.857	33	2.48	238	10	1	254.0	179	70	77	21	67	4	0	997	11	8.43	2.37	3.55	0.74	23.9	6.7	0.97	.237	2.73	58	2.80	69	6.34	36.3
4	Roger Clemens R. Clemens	1987	BOS	36	20	9	.690	36	2.97	256	18	7	281.2	248	93	100	19	83	9	4	1,157	4	8.18	2.65	3.08	0.61	22.1	7.2	1.18	.290	3.20	65	2.90	66	7.92	46.6
5	Roger Clemens R. Clemens	1988	BOS	35	18	12	.600	35	2.93	291	14	8	264.0	217	86	93	17	62	6	4	1,063	4	9.92	2.11	4.69	0.58	27.4	5.8	1.06	.291	3.17	72	2.17	56	7.40	50.5
6	Roger Clemens R. Clemens	1989	BOS	35	17	11	.607	35	3.13	230	8	3	253.1	215	88	101	20	93	8	5	1,044	7	8.17	3.30	2.47	0.71	22.0	8.9	1.22	.281	3.59	77	3.16	83	7.64	17.9
7	Roger Clemens R. Clemens	1990	BOS	31	21	6	.778	31	1.93	209	7	4	228.1	193	49	59	7	54	7	3	920	8	8.24	2.13	3.87	0.28	22.7	5.9	1.08	.289	2.33	47	2.17	55	7.61	44.8
8	Roger Clemens R. Clemens	1991	BOS	35	18	10	.643	35	2.62	241	13	4	271.1	219	79	93	15	65	5	12	1,077	6	7.99	2.16	3.71	0.50	22.4	6.0	1.05	.272	3.08	61	2.57	63	7.26	44.5
9	Roger Clemens R. Clemens	1992	BOS	32	18	11	.621	32	2.41	208	11	5	246.2	203	66	80	11	62	9	5	989	3	7.59	2.26	3.35	0.40	21.0	6.3	1.07	.275	2.92	58	2.53	64	7.41	39.2
10	Roger Clemens R. Clemens	1993	BOS	29	11	14	.440	29	4.46	160	2	1	191.2	175	95	99	17	67	11	4	808	3	7.51	3.15	2.39	0.80	19.8	8.3	1.26	.286	4.65	99	3.68	85	8.22	13.4
11	Roger Clemens R. Clemens	1994	BOS	24	9	7	.563	24	2.85	168	3	1	170.2	124	54	62	15	71	4	1	692	4	8.86	3.74	2.37	0.79	24.3	10.3	1.14	.251	3.27	57	3.61	77	6.54	20.4
12	Roger Clemens R. Clemens	1995	BOS	23	10	5	.667	23	4.18	132	0	0	140.0	141	65	70	15	60	14	0	623	9	8.49	3.86	2.20	0.96	21.2	9.6	1.44	.313	4.50	86	4.19	90	9.06	6.8
13	Roger Clemens R. Clemens	1996	BOS	34	10	13	.435	34	3.63	257	6	2	242.2	216	98	106	19	106	4	2	1,032	8	9.53	3.93	2.42	0.70	24.9	10.3	1.33	.305	3.93	71	3.42	70	8.01	39.1
	Total			383	192	111	.634	382	3.06	2,590	100	38	2776.0	2,359	943	1,045	194	856	86	43	11,384	72	8.40	2.78	3.03	0.63	22.8	7.5	1.16	.283	3.39	70	2.93	70	7.65	386.6