Between the 1900 and 1909 seasons, Ed Walsh had the most saves in a month, with 4 saves in June 1908.

Interpreted as:

most saves by a player in a month in the 1900s

	NAME	SV	MONTH	G	W	L	W%	GS	SO	CG	SHO	IP	H	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Ed Walsh E. Walsh	4	June 1908	14	6	3	.667	7	26	4	1	69.1	49	22	1	12	0	7	261	2	3.38	1.56	2.17	0.13	10.0	4.6	0.88	.216	2.86	6.36
2	Mordecai Brown M. Brown	3	April 1909	6	2	1	.667	3	22	3	0	36.0	33	6	0	7	0	3	143	1	5.50	1.75	3.14	0.00	15.4	4.9	1.11	.289	1.50	8.25
3	Bill Dinneen B. Dinneen	3	September 1907	9	3	3	.500	6	19	6	1	56.0	45	16	0	14	2	3		2	3.05	2.25	1.36	0.00		6.8	1.05	.263	2.57	7.23
4	Tom Hughes T. Hughes	3	July 1907	9	1	3	.250	5	26	3	0	46.0	42	24	1	7	3	4		1	5.09	1.37	3.71	0.20		7.1	1.07	.672	4.70	8.22
5	Hooks Wiltse H. Wiltse	3	August 1906	8	3	1	.750	4	20	3	1	39.2	23	8	0	6	2	4		0	4.54	1.36	3.33	0.00		4.1	0.73	.193	1.82	5.22
6	Doc Crandall D. Crandall	2	September 1909	7	1	1	.500	1	19	1	0	37.0	31	19	0	8	2	6	144	1	4.62	1.95	2.38	0.00	13.2	5.6	1.05	.270	4.62	7.54
7	Al Mattern A. Mattern	2	August 1909	9	3	4	.429	6	15	3	0	43.2	41	21	0	13	1	3	187	1	3.09	2.68	1.15	0.00	8.0	7.0	1.24	.259	4.33	8.45
8	Orval Overall O. Overall	2	August 1909	7	2	1	.667	4	33	2	2	40.0	27	9	0	11	0	3	152	2	7.43	2.47	3.00	0.00	21.7	7.2	0.95	.250	2.03	6.08
9	Elwood Richie E. Richie	2	August 1909	8	1	3	.250	5	13	3	1	36.0	39	27	1	16	0	3	160	2	3.25	4.00	0.81	0.25	8.1	10.0	1.53	.292	6.75	9.75
10	Jack Powell J. Powell	2	July 1909	8	2	2	.500	5	19	3	0	47.1	48	20	1	13	3	3	197	0	3.61	2.47	1.46	0.19	9.6	6.6	1.29	.292	3.80	9.13
11	Jean Dubuc J. Dubuc	2	July 1909	5	0	1	.000	0	7	0	0	19.1	19	13	0	11	1	3	88	2	3.26	5.12	0.64	0.00	8.0	12.5	1.55	.275	6.05	8.84
12	Mordecai Brown M. Brown	2	July 1909	10	5	0	1.000	5	37	5	2	53.0	38	9	0	7	1	5	198	3	6.28	1.19	5.29	0.00	18.7	3.5	0.85	.248	1.53	6.45
13	Doc Crandall D. Crandall	2	June 1909	4	1	0	1.000	0	5	0	0	14.2	15	4	0	2	0	3	61	0	3.07	1.23	2.50	0.00	8.2	3.3	1.16	.278	2.45	9.20
14	Frank Arellanes F. Arellanes	2	June 1909	11	4	1	.800	5	13	2	0	37.2	26	15	0	8	1	6	148	1	3.11	1.91	1.63	0.00	8.8	5.4	0.90	.206	3.58	6.21
15	Frank Arellanes F. Arellanes	2	May 1909	7	2	3	.400	4	10	3	0	35.2	29	12	1	5	1	3		0	2.52	1.26	2.00	0.25		3.7	0.95	.237	3.03	7.32
16	Dummy Taylor D. Taylor	2	September 1908	6	2	0	1.000	0	10	0	0	14.2	16	7	1	3	0	6	68	1	6.14	1.84	3.33	0.61	14.7	4.4	1.30	.278	4.30	9.82
17	Orval Overall O. Overall	2	July 1908	10	2	3	.400	6	39	3	0	54.2	47	21	0	22	0	3		0	6.42	3.62	1.77	0.00		10.0	1.26	.297	3.46	7.74
18	Rube Waddell R. Waddell	2	July 1908	9	4	3	.571	6	46	4	1	44.2	41	18	0	15	0	2	187	1	9.27	3.02	3.07	0.00	24.6	8.0	1.25	.325	3.63	8.26
19	Eddie Cicotte E. Cicotte	2	July 1908	10	2	2	.500	4	17	3	0	40.1	38	19	0	12	1	6	165	4	3.79	2.68	1.42	0.00	10.3	7.3	1.24	.281	4.24	8.48
20	Tom Hughes T. Hughes	2	July 1908	10	3	3	.500	5	31	2	0	51.0	42	18	0	17	1	5	206	2	5.47	3.00	1.82	0.00	15.0	8.3	1.16	.268	3.18	7.41
21	Addie Joss A. Joss	2	June 1908	9	3	3	.500	6	25	4	2	53.0	49	16	0	6	0	3	205	1	4.25	1.02	4.17	0.00	12.2	2.9	1.04	.282	2.72	8.32
22	Christy Mathewson C. Mathewson	2	June 1908	10	6	2	.750	7	53	6	2	65.0	38	12	1	7	1	3	241	0	7.34	0.97	7.57	0.14	22.0	2.9	0.69	.207	1.66	5.26
23	Tex Pruiett T. Pruiett	2	June 1908	4	0	1	.000	1	6	0	0	13.1	11	3	0	8	1	3	40	1	4.05	5.40	0.75	0.00	15.0	20.0	1.43	.440	2.03	7.43
24	Nick Maddox N. Maddox	2	June 1908	8	4	2	.667	6	14	5	1	53.0	46	19	1	17	1	2	214	1	2.38	2.89	0.82	0.17	6.5	7.9	1.19	.249	3.23	7.81
25	Joe McGinnity J. McGinnity	2	May 1908	6	1	3	.250	4	3	2	1	31.2	29	15	0	10	0	2	134	0	0.85	2.84	0.30	0.00	2.2	7.5	1.23	.240	4.26	8.24