Tony Gonsolin, Daniel Bard and Charlie Culberson were tied for the best batting average in October 2021, with an average of 1.000.

	NAME	AVG	MONTH	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS
1	Tony Gonsolin T. Gonsolin	1.000	October 2021	3	1	0	1	0	0	0	0	0	0	0	0	0	1	1	0	0	0	0	0	1.000	1.000	2.000
2	Daniel Bard D. Bard	1.000	October 2021	1	1	1	1	0	0	0	0	0	0	0	0	0	1	1	0	0	0	0	0	1.000	1.000	2.000
3	Charlie Culberson C. Culberson	1.000	October 2021	1	1	0	1	1	0	0	2	0	0	0	0	0	1	2	1	0	0	0	0	1.000	2.000	3.000
4	Cavan Biggio C. Biggio	.750	October 2021	2	4	1	3	0	0	0	1	0	0	0	0	0	4	3	0	0	0	0	0	.750	.750	1.500
5	Zack Greinke Z. Greinke	.667	October 2021	2	3	0	2	0	0	0	0	0	0	0	0	0	3	2	0	0	0	0	0	.667	.667	1.333
6	Jacob Stallings J. Stallings	.667	October 2021	1	3	2	2	0	0	0	0	2	0	1	0	0	5	2	0	0	0	0	0	.800	.667	1.467
7	Jose Iglesias J. Iglesias	.667	October 2021	3	3	2	2	0	0	0	0	0	0	0	0	0	3	2	0	0	0	0	0	.667	.667	1.333
8	Bryan Reynolds B. Reynolds	.667	October 2021	3	6	2	4	1	1	0	1	1	0	0	0	0	7	7	2	0	0	0	0	.714	1.167	1.881
9	Nick Solak N. Solak	.667	October 2021	2	6	1	4	0	0	0	1	1	0	1	0	0	7	4	0	0	0	0	0	.714	.667	1.381
10	Payton Henry P. Henry	.667	October 2021	1	3	0	2	0	0	0	0	1	0	0	0	0	4	2	0	0	0	0	0	.750	.667	1.417
11	Santiago Espinal S. Espinal	.667	October 2021	3	9	5	6	2	0	0	2	3	0	0	0	0	12	8	2	0	0	0	0	.750	.889	1.639
12	Tony Kemp T. Kemp	.636	October 2021	3	11	3	7	1	0	1	5	1	0	0	1	0	13	11	2	0	1	0	0	.615	1.000	1.615
13	Luis Arraez L. Arraez	.583	October 2021	3	12	3	7	0	0	0	2	0	0	1	0	0	13	7	0	0	1	0	0	.538	.583	1.122
14	Willi Castro W. Castro	.571	October 2021	2	7	1	4	0	1	0	0	0	0	0	2	0	7	6	1	0	0	0	0	.571	.857	1.429
15	Francisco Mejía F. Mejía	.571	October 2021	3	7	0	4	0	0	0	0	3	0	1	0	0	10	4	0	0	0	0	0	.700	.571	1.271
16	George Springer G. Springer	.571	October 2021	3	14	5	8	1	0	3	9	1	0	2	0	0	15	18	4	0	0	0	0	.600	1.286	1.886
17	Matt Duffy M. Duffy	.556	October 2021	3	9	2	5	1	0	0	2	2	1	0	1	0	12	6	1	0	0	0	1	.667	.667	1.333
18	Aristides Aquino A. Aquino	.500	October 2021	2	4	2	2	0	0	1	2	0	0	1	0	0	4	5	1	0	0	0	0	.500	1.250	1.750
19	Jake Cave J. Cave	.500	October 2021	1	4	0	2	0	0	0	0	0	0	1	0	0	4	2	0	0	0	0	0	.500	.500	1.000
20	Jonah Heim J. Heim	.500	October 2021	1	2	1	1	0	0	1	3	2	0	0	0	0	4	4	1	0	0	0	0	.750	2.000	2.750
21	Gerardo Parra G. Parra	.500	October 2021	2	2	0	1	0	0	0	0	0	0	0	0	0	2	1	0	0	0	0	0	.500	.500	1.000
22	Austin Slater A. Slater	.500	October 2021	4	6	1	3	1	0	1	1	0	0	0	0	0	6	7	2	0	0	0	0	.500	1.167	1.667
23	Josh Bell J. Bell	.500	October 2021	3	10	2	5	1	0	0	0	3	0	2	0	0	13	6	1	0	0	0	0	.615	.600	1.215
24	Luis Castillo L. Castillo	.500	October 2021	1	2	0	1	0	0	0	0	0	0	1	0	0	2	1	0	0	0	0	0	.500	.500	1.000
25	Willson Contreras W. Contreras	.500	October 2021	2	2	0	1	1	0	0	0	1	0	1	0	0	3	2	1	0	0	0	0	.667	1.000	1.667