Jamie Moyer was the oldest in 2008. He was 45 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	Jamie Moyer J. Moyer	45	2008	PHI	31	51	4	4	1	0	0	1	7	0	19	0	0	70	5	1	12	0	0	0	.078	.190	.098	.288	-2	-10.1	.154	-20	-10.5
2	Randy Johnson R. Johnson	44	2008	ARI	28	50	2	7	1	0	0	5	4	0	26	0	0	60	8	1	6	0	0	0	.140	.204	.160	.364	0	-7.6	.175	-9	-8.2
3	Kenny Rogers K. Rogers	43	2008	DET	1	1	0	0	0	0	0	0	0	0	1	0	0	2	0	0	1	0	0	0	.000	.000	.000	.000	0	-0.5	.000	-123	-0.6
4	Tom Glavine T. Glavine	42	2008	ATL	14	19	2	2	0	0	0	1	3	0	5	0	0	25	2	0	3	0	0	0	.105	.227	.105	.333	0	-3.1	.178	-1	-3.2
5	Greg Maddux G. Maddux	42	2008	TOT	33	55	1	6	0	0	0	3	1	0	15	1	0	62	6	0	6	0	0	1	.109	.125	.109	.234	-4	-11.2	.109	-41	-11
6	Mike Timlin M. Timlin	42	2008	BOS
7	Moises Alou M. Alou	41	2008	NYM	15	49	4	17	2	0	0	9	2	2	4	1	1	54	19	2	0	1	0	1	.347	.389	.388	.777	7	0.9	.349	112	0.8
8	Doug Brocail D. Brocail	41	2008	HOU	65	0	0	0	0	0	0	0	0	0	0	0	0	1	0	0	1	0	0	0
9	John Smoltz J. Smoltz	41	2008	ATL	6	8	0	0	0	0	0	1	0	0	2	0	0	9	0	0	1	0	0	1	.000	.000	.000	.000	-1	-2.4	.000	-118	-2.5
10	Omar Vizquel O. Vizquel	41	2008	SFG	92	266	24	59	10	1	0	23	24	0	29	5	4	300	71	11	7	3	9	4	.222	.283	.267	.550	14	-22.2	.239	37	-23.7
11	Tim Wakefield T. Wakefield	41	2008	BOS	1	3	0	0	0	0	0	0	0	0	3	0	0	3	0	0	0	0	0	0	.000	.000	.000	.000	0	-0.8	.000	-126	-0.8
12	Luis Gonzalez L. Gonzalez	40	2008	FLA	136	341	30	89	26	1	8	47	41	0	43	1	2	387	141	35	0	5	1	10	.261	.336	.413	.749	47	0.4	.330	96	-2
13	Tom Gordon T. Gordon	40	2008	PHI
14	Trevor Hoffman T. Hoffman	40	2008	SDP
15	Todd Jones T. Jones	40	2008	DET
16	Jeff Kent J. Kent	40	2008	LAD	121	440	42	123	23	1	12	59	25	7	52	0	1	474	184	36	0	2	1	13	.280	.327	.418	.745	57	-0.3	.328	97	-1.6
17	Kent Mercker K. Mercker	40	2008	CIN
18	J.T. Snow	40	2008	SFG	1	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
19	Matt Stairs M. Stairs	40	2008	TOT	121	337	46	85	12	1	13	49	42	5	90	1	1	387	138	26	0	3	9	10	.252	.341	.409	.751	46	-1	.325	95	-2.2
20	Frank Thomas F. Thomas	40	2008	TOT	71	246	27	59	7	1	8	30	39	3	57	0	0	289	92	16	0	1	0	9	.240	.349	.374	.723	35	0.1	.329	100	0
21	Brad Ausmus B. Ausmus	39	2008	HOU	81	216	15	47	8	0	3	24	25	2	41	0	2	250	64	11	6	1	3	4	.218	.303	.296	.600	18	-11.7	.272	61	-12.4
22	Mike DiFelice M. DiFelice	39	2008	TBR	7	20	1	6	1	0	0	4	1	1	1	0	0	22	7	1	0	0	0	0	.300	.364	.350	.714	3	0	.327	100	0
23	Mike Mussina M. Mussina	39	2008	NYY	2	5	0	1	0	0	0	0	0	0	0	0	0	5	1	0	0	0	0	0	.200	.200	.200	.400	0	-0.6	.179	-2	-0.6
24	Hideo Nomo H. Nomo	39	2008	KCR
25	Rudy Seanez R. Seanez	39	2008	PHI