Between the 1900 and 1909 seasons, John McGraw had the most walks per strikeout, with 6.06.

Interpreted as:

MLB best walk/strikeout by a player ratio in 1900s

	NAME	BB/SO	BB	SO	G	AB	R	H	2B	3B	HR	RBI	HBP	SB	PA	TB	XBH	SH	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	John McGraw J. McGraw	6.06	194	32	252	761	184	246	27	15	3	70	46	67	1,011	312	45	10	.323	.486	.410	.896	219	88.1	.442	154	76.7
2	Jack Gilbert J. Gilbert	6	12	2	25	87	13	21	0	0	0	3	3	3	102	21	0	0	.241	.353	.241	.594	11	0.1	.303	93	-0.8
3	Sam Dungan S. Dungan	5.13	41	8	144	574	71	183	26	12	1	74	2	9	626	236	39	9	.319	.366	.411	.777	101	19.3	.367	111	10.1
4	Pinky Swander P. Swander	5	10	2	15	52	9	14	2	2	0	6	2	0	64	20	4	0	.269	.406	.385	.791	11	3.2	.384	145	3.4
5	Rudy Kling R. Kling	4	4	1	4	10	1	2	0	0	0	0	0	1	15	2	0	1	.200	.429	.200	.629	2	0.3	.350	124	0.4
6	Hugh Duffy H. Duffy	3.54	46	13	168	553	84	166	23	15	4	84	1	26	617	231	42	17	.300	.355	.418	.773	96	17.1	.364	113	10.2
7	Willie Keeler W. Keeler	3.28	292	89	1,278	5,030	797	1,566	116	59	16	355	69	201	5,668	1,848	191	277	.311	.357	.367	.725	776	147	.350	114	100.8
8	Billy Hamilton B. Hamilton	3.23	171	53	238	868	174	273	31	7	4	85	7	52	1,060	330	42	14	.315	.431	.380	.811	197	54.7	.400	129	42.6
9	Paul Howard P. Howard	3	3	1	6	15	2	3	1	0	0	2	1	0	20	4	1	1	.200	.368	.267	.635	2	0.3	.333	112	0.2
10	Rip Vowinkel R. Vowinkel	3	3	1	6	14	1	1	0	0	0	0	0	1	19	1	0	2	.071	.235	.071	.307	0	-1.6	.185	13	-2
11	Dummy Hoy D. Hoy	2.95	127	43	204	806	160	236	43	13	4	80	18	38	977	317	60	26	.293	.401	.393	.794	167	44.2	.385	130	38.3
12	Frank Genins F. Genins	2.67	8	3	26	101	15	23	5	0	0	9	0	3	113	28	5	4	.228	.284	.277	.562	10	-4.7	.273	64	-5.8
13	George Hogriever G. Hogriever	2.5	30	12	54	221	25	52	10	2	0	16	1	7	254	66	12	2	.235	.329	.299	.628	30	-3.3	.310	84	-5.8
14	Elmer Smith E. Smith	2.5	50	20	134	484	66	122	15	12	3	55	4	21	548	170	30	10	.252	.327	.351	.678	70	-4.6	.327	90	-7.8
15	Kid Elberfeld K. Elberfeld	2.4	305	127	953	3,464	505	952	132	48	8	416	104	165	3,962	1,204	188	89	.275	.351	.348	.699	515	84.5	.342	108	37.6
16	Ed Hahn E. Hahn	2.3	251	109	538	1,992	289	478	40	20	1	121	44	61	2,338	561	61	51	.240	.338	.282	.620	242	14.6	.313	106	15.2
17	Al Bridwell A. Bridwell	2.17	243	112	634	2,165	219	552	45	10	0	166	20	83	2,505	617	55	77	.255	.336	.285	.621	255	11.5	.311	96	-12.7
18	Claude Ritchey C. Ritchey	2.08	470	226	1,272	4,495	520	1,222	178	53	9	510	48	104	5,172	1,533	240	159	.272	.347	.341	.688	655	82.5	.336	107	41
19	Lave Cross L. Cross	2.06	159	77	980	3,913	521	1,140	186	51	10	548	12	123	4,162	1,458	247	78	.291	.321	.373	.694	519	44.1	.330	101	10.5
20	Buck Herzog B. Herzog	2.04	49	24	106	290	54	72	8	2	0	19	8	26	359	84	10	12	.248	.372	.290	.661	42	8.2	.336	116	5.4
21	Babe Danzig B. Danzig	2	2	1	6	13	0	2	0	0	0	0	1	0	16	2	0	0	.154	.313	.154	.466	1	-0.5	.260	65	-0.6
22	Joe Hovlik J. Hovlik	2	2	1	3	2	1	0	0	0	0	0	0	0	4	0	0	0	.000	.500	.000	.500	1	0.2	.365	136	0.1
23	Al Klawitter A. Klawitter	2	2	1	6	9	0	3	0	0	0	0	0	0	11	3	0	0	.333	.455	.333	.788	2	0.6	.397	148	0.6
24	Hosea Siner H. Siner	2	2	1	10	23	1	3	0	0	0	1	0	0	25	3	0	0	.130	.200	.130	.330	0	-2.1	.175	6	-2.5
25	Jack Wanner J. Wanner	2	2	1	3	8	0	1	0	0	0	0	0	1	10	1	0	0	.125	.300	.125	.425	1	-0.4	.243	49	-0.5