Dick Radatz has fanned the most career batters by a Red Sox relief pitcher, with 629 strikeouts.

	NAME	SO	G	W	L	W%	GS	ERA	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	Dick Radatz D. Radatz	629	286	49	34	.590	0	2.66	0	0	102	557.1	420	165	174	45	213	21	244	35	2,297	10	10.16	3.44	2.95	0.73	27.4	9.3	1.14	.270	2.81	6.78
2	Matt Barnes M. Barnes	547	427	32	28	.533	0	3.93	0	0	47	421.1	365	184	198	48	196	16	134	8	1,813	41	11.68	4.19	2.79	1.03	30.2	10.8	1.33	.315	4.23	7.80
3	Bob Stanley B. Stanley	516	552	85	61	.582	0	3.28	0	0	132	1159.0	1,211	422	498	64	334	28	377	77	4,879	16	4.01	2.59	1.54	0.50	10.6	6.8	1.33	.291	3.87	9.40
4	Jonathan Papelbon J. Papelbon	494	393	23	19	.548	0	2.33	0	0	219	413.1	307	107	121	29	105	15	334	9	1,658	9	10.76	2.29	4.70	0.63	29.8	6.3	1.00	.274	2.63	6.68
5	Mark Clear M. Clear	403	225	35	23	.603	0	4.27	0	0	38	400.1	354	190	210	35	300	19	154	26	1,838	23	9.06	6.74	1.34	0.79	21.9	16.3	1.63	.295	4.72	7.96
6	Craig Kimbrel C. Kimbrel	305	187	12	7	.632	0	2.44	0	0	108	184.1	92	50	52	17	75	10	155	0	721	18	14.89	3.66	4.07	0.83	42.3	10.4	0.91	.239	2.54	4.49
7	Junichi Tazawa J. Tazawa	298	298	15	18	.455	0	3.39	0	0	4	292.0	291	110	115	31	63	5	56	4	1,214	21	9.18	1.94	4.73	0.96	24.5	5.2	1.21	.318	3.54	8.97
8	Koji Uehara K. Uehara	291	230	14	13	.519	0	2.19	0	0	79	226.0	146	55	60	26	37	4	140	4	858	7	11.59	1.47	7.86	1.04	33.9	4.3	0.81	.240	2.39	5.81
9	Derek Lowe D. Lowe	291	273	17	21	.447	0	2.99	0	0	85	367.1	348	122	135	20	98	15	154	20	1,535	9	7.13	2.40	2.97	0.49	19.0	6.4	1.21	.295	3.31	8.53
10	Greg Harris G. Harris	279	234	20	23	.465	0	3.70	0	0	16	338.0	296	139	162	25	179	17	80	36	1,476	24	7.43	4.77	1.56	0.67	18.9	12.1	1.41	.278	4.31	7.88
11	Sparky Lyle S. Lyle	275	260	22	17	.564	0	2.85	0	0	69	331.1	294	105	124	27	133	4	160	14	1,392	23	7.47	3.61	2.07	0.73	19.8	9.6	1.29	.280	3.37	7.99
12	Mike Timlin M. Timlin	273	394	30	22	.577	0	3.76	0	0	27	409.0	422	171	183	44	98	17	119	22	1,730	8	6.01	2.16	2.79	0.97	15.8	5.7	1.27	.291	4.03	9.29
13	Heath Hembree H. Hembree	270	251	15	5	.750	0	3.70	0	0	2	257.2	255	106	123	41	97	5	53	8	1,116	10	9.43	3.39	2.78	1.43	24.2	8.7	1.37	.304	4.30	8.91
14	Rich Garces R. Garces	270	261	23	8	.742	0	3.78	0	0	5	307.1	257	129	143	31	147	11	49	17	1,326	6	7.91	4.30	1.84	0.91	20.4	11.1	1.31	.261	4.19	7.53
15	Mike Fornieles M. Fornieles	259	258	31	23	.574	0	3.92	0	0	48	466.2	450	203	221	48	193	16	158	23	2,011	16	5.00	3.72	1.34	0.93	12.9	9.6	1.38	.269	4.26	8.68
16	Tim Wakefield T. Wakefield	257	160	9	14	.391	0	3.72	0	0	22	307.2	270	127	143	39	115	17	77	6	1,292	11	7.52	3.36	2.23	1.14	19.9	8.9	1.25	.267	4.18	7.90
17	Ellis Kinder E. Kinder	252	276	40	28	.588	0	2.53	0	0	93	498.1	426	140	161	31	170	4	200	4	2,056	7	4.55	3.07	1.48	0.56	12.3	8.3	1.20	.247	2.91	7.69
18	Arnold Earley A. Earley	249	198	6	14	.300	0	4.20	0	0	14	304.1	322	142	184	26	150	11	76	19	1,393	10	7.36	4.44	1.66	0.77	17.9	10.8	1.55	.309	5.44	9.52
19	Manny Delcarmen M. Delcarmen	243	289	11	6	.647	0	3.89	0	0	3	284.1	256	123	132	23	131	13	49	8	1,238	1	7.69	4.15	1.85	0.73	19.6	10.6	1.36	.281	4.18	8.10
20	Bill Campbell B. Campbell	240	192	28	19	.596	0	3.57	0	0	51	335.0	318	133	150	27	142	6	137	23	1,436	16	6.45	3.81	1.69	0.73	16.7	9.9	1.37	.285	4.03	8.54
21	Brandon Workman B. Workman	236	196	23	6	.793	0	3.36	0	0	20	209.0	166	78	84	21	102	3	62	9	872	7	10.16	4.39	2.31	0.90	27.1	11.7	1.28	.284	3.62	7.15
22	Daniel Bard D. Bard	218	201	6	13	.316	0	3.24	0	0	5	203.0	141	73	81	19	85	7	37	10	831	5	9.67	3.77	2.56	0.84	26.2	10.2	1.11	.243	3.59	6.25
23	Hideki Okajima H. Okajima	215	261	17	8	.680	0	3.11	0	0	6	246.1	221	85	86	26	86	4	44	11	1,037	4	7.86	3.14	2.50	0.95	20.7	8.3	1.25	.276	3.14	8.07
24	Dennis Lamp D. Lamp	215	185	20	16	.556	0	3.76	0	0	2	387.2	399	162	189	25	104	8	45	24	1,630	9	4.99	2.41	2.07	0.58	13.2	6.4	1.30	.293	4.39	9.26
25	Tom Burgmeier T. Burgmeier	215	212	21	12	.636	0	2.70	0	0	40	406.1	402	122	145	28	96	15	113	18	1,682	3	4.76	2.13	2.24	0.62	12.8	5.7	1.23	.282	3.21	8.90