Warren Spahn was the oldest in 1964. He was 43 years old.

	NAME	AGE	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Warren Spahn W. Spahn	43	1964	MIL	39	59	2	11	2	0	1	5	0	0	10	0	1	61	16	3	1	1	0	1	.186	.183	.271	.455	2	-5	.198	24	-5.2
2	Art Fowler A. Fowler	41	1964	LAA	4	1	0	0	0	0	0	0	0	0	1	0	0	1	0	0	0	0	0	0	.000	.000	.000	.000	0	-0.2	.000	-103	-0.2
3	Hoyt Wilhelm H. Wilhelm	40	1964	CWS	73	21	2	3	0	0	0	3	1	0	7	0	0	24	3	0	2	0	0	0	.143	.182	.143	.325	0	-2.8	.153	-3	-2.9
4	Hal Brown H. Brown	39	1964	HOU	27	39	2	5	0	0	0	0	1	0	9	0	0	42	5	0	2	0	0	1	.128	.150	.128	.278	-1	-5.6	.129	-20	-5.7
5	Bill Bruton B. Bruton	38	1964	DET	106	296	42	82	11	5	5	33	32	0	54	14	5	331	118	21	2	1	1	6	.277	.347	.399	.745	42	6.6	.333	106	2.2
6	Harvey Haddix H. Haddix	38	1964	BAL	49	19	0	0	0	0	0	0	0	0	10	0	0	21	0	0	2	0	0	0	.000	.000	.000	.000	-3	-4.9	.000	-105	-5
7	Sam Jones S. Jones	38	1964	BAL	7	0	0	0	0	0	0	0	1	0	0	0	0	1	0	0	0	0	0	0		1.000			0	0.3	.690	343	0.3
8	Cal McLish C. McLish	38	1964	PHI	2	1	0	0	0	0	0	0	0	0	0	0	0	1	0	0	0	0	0	0	.000	.000	.000	.000	0	-0.2	.000	-109	-0.2
9	Minnie Minoso M. Minoso	38	1964	CWS	30	31	4	7	0	0	1	5	5	1	3	0	0	38	10	1	1	0	1	0	.226	.351	.323	.674	4	0	.306	95	-0.2
10	Bobby Shantz B. Shantz	38	1964	TOT	30	5	0	0	0	0	0	0	2	0	3	0	0	7	0	0	0	0	0	0	.000	.286	.000	.286	0	-0.6	.197	22	-0.6
11	Lew Burdette L. Burdette	37	1964	TOT	36	44	6	12	0	1	2	4	3	1	12	0	0	51	20	3	3	0	0	0	.273	.333	.455	.788	7	1.7	.350	119	1.1
12	Smoky Burgess S. Burgess	37	1964	TOT	75	176	10	43	3	1	3	18	15	1	14	2	1	194	57	7	2	0	5	9	.244	.307	.324	.631	17	-4.1	.277	76	-5.3
13	Charlie Maxwell C. Maxwell	37	1964	CWS	2	2	0	0	0	0	0	0	0	0	0	0	0	2	0	0	0	0	0	0	.000	.000	.000	.000	0	-0.5	.000	-103	-0.5
14	Billy Pierce B. Pierce	37	1964	SFG	34	9	0	3	0	0	0	2	0	0	3	0	0	9	3	0	0	0	0	0	.333	.333	.333	.667	1	-0.1	.298	89	-0.1
15	Robin Roberts R. Roberts	37	1964	BAL	31	68	3	9	1	0	0	0	4	1	21	0	0	77	10	1	4	0	0	3	.132	.192	.147	.339	0	-8.3	.164	1	-8.9
16	Barney Schultz B. Schultz	37	1964	STL	30	6	0	1	0	0	0	0	0	0	2	0	0	7	1	0	1	0	0	0	.167	.167	.167	.333	0	-0.8	.149	-19	-0.9
17	Roy Sievers R. Sievers	37	1964	TOT	82	178	12	32	4	1	8	27	22	1	34	0	0	203	62	13	0	2	3	7	.180	.271	.348	.619	17	-4.9	.275	73	-6.1
18	Duke Snider D. Snider	37	1964	SFG	91	167	16	35	7	0	4	17	22	0	40	0	0	189	54	11	0	0	4	2	.210	.302	.323	.625	16	-4	.279	76	-5.1
19	Joe Adcock J. Adcock	36	1964	LAA	118	366	39	98	13	0	21	64	48	0	61	0	2	415	174	34	0	1	4	13	.268	.352	.475	.827	62	18.1	.364	133	16.1
20	Dick Donovan D. Donovan	36	1964	CLE	31	48	7	7	0	0	1	8	10	1	27	0	0	63	10	1	4	0	0	2	.146	.305	.208	.513	4	-2.4	.257	60	-2.9
21	Roy Face R. Face	36	1964	PIT	55	4	0	0	0	0	0	0	1	0	1	0	0	5	0	0	0	0	0	0	.000	.200	.000	.200	0	-0.6	.138	-19	-0.7
22	Nellie Fox N. Fox	36	1964	HOU	133	442	45	117	12	6	0	28	27	10	13	0	2	502	141	18	20	3	1	8	.265	.320	.319	.639	47	-6.6	.289	88	-7
23	Bill Henry B. Henry	36	1964	CIN	38	6	1	3	0	0	0	0	0	0	1	0	0	6	3	0	0	0	0	0	.500	.500	.500	1.000	1	0.6	.448	185	0.6
24	Don Hoak D. Hoak	36	1964	PHI	6	4	0	0	0	0	0	0	0	0	2	0	0	6	0	0	2	0	0	0	.000	.000	.000	.000	-1	-1.4	.000	-109	-1.4
25	Johnny Klippstein J. Klippstein	36	1964	TOT	44	6	0	0	0	0	0	0	1	0	4	0	0	7	0	0	0	0	0	0	.000	.143	.000	.143	0	-1.1	.099	-45	-1.2