4 players were tied for the youngest in 2012. They were 19 years old. The first three are Dylan Bundy, Bryce Harper and Manny Machado.

	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	Dylan Bundy D. Bundy	19	2012	BAL
2	Bryce Harper B. Harper	19	2012	WSH	139	533	98	144	26	9	22	59	56	2	120	18	6	597	254	57	3	3	0	8	.270	.340	.477	.817	86	17.9	.352	121	14.9
3	Manny Machado M. Machado	19	2012	BAL	51	191	24	50	8	3	7	26	9	0	38	2	0	202	85	18	1	1	0	6	.262	.294	.445	.739	23	0.3	.317	97	-0.7
4	Jurickson Profar J. Profar	19	2012	TEX	9	17	2	3	2	0	1	2	0	0	4	0	0	17	8	3	0	0	0	1	.176	.176	.471	.647	1	-0.6	.269	60	-0.8
5	Tyler Skaggs T. Skaggs	20	2012	ARI	6	7	0	0	0	0	0	0	0	0	4	0	0	9	0	0	2	0	0	0	.000	.000	.000	.000	-1	-2.3	.000	-120	-2.4
6	Mike Trout M. Trout	20	2012	LAA	139	559	129	182	27	8	30	83	67	6	139	49	5	639	315	65	0	7	4	7	.326	.399	.564	.963	121	48.2	.409	167	50
7	Trevor Bauer T. Bauer	21	2012	ARI	4	4	0	0	0	0	0	0	0	0	1	0	0	5	0	0	1	0	0	0	.000	.000	.000	.000	-1	-1.3	.000	-120	-1.3
8	Carter Capps C. Capps	21	2012	SEA
9	Avisaíl García A. García	21	2012	DET	23	47	7	15	0	0	0	3	3	1	10	0	2	51	15	0	0	0	1	1	.319	.373	.319	.692	5	-0.3	.307	90	-0.6
10	Anthony Gose A. Gose	21	2012	TOR	56	166	25	37	7	3	1	11	17	2	59	15	3	189	53	11	4	0	0	1	.223	.303	.319	.622	16	-5.3	.280	71	-6.5
11	Drew Hutchison D. Hutchison	21	2012	TOR	1	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	-122	-0.5
12	Jordan Lyles J. Lyles	21	2012	HOU	24	38	3	6	1	0	1	4	1	0	18	0	0	46	10	2	7	0	0	0	.158	.179	.263	.443	1	-4.5	.193	14	-4.7
13	Shelby Miller S. Miller	21	2012	STL	6	3	0	2	1	0	0	0	0	0	0	0	0	3	3	1	0	0	0	0	.667	.667	1.000	1.667	1	1	.714	366	1
14	Rafael Ortega R. Ortega	21	2012	COL	2	4	0	2	0	0	0	0	1	1	2	1	0	6	2	0	0	0	0	0	.500	.667	.500	1.167	2	1	.530	224	0.9
15	Hernan Perez H. Perez	21	2012	DET	2	2	1	1	0	0	0	0	0	0	0	0	0	2	1	0	0	0	0	0	.500	.500	.500	1.000	0	0.2	.442	183	0.2
16	Martín Pérez M. Pérez	21	2012	TEX
17	Paco Rodriguez P. Rodriguez	21	2012	LAD
18	Julio Teheran J. Teheran	21	2012	ATL	2	1	0	0	0	0	0	0	1	0	0	0	0	2	0	0	0	0	0	0	.000	.500	.000	.500	0	0	.345	117	0
19	Jacob Turner J. Turner	21	2012	TOT	7	14	0	0	0	0	0	0	0	0	8	0	0	16	0	0	2	0	0	0	.000	.000	.000	.000	-2	-4	.000	-115	-4.1
20	Jose Altuve J. Altuve	22	2012	HOU	147	576	80	167	34	4	7	37	40	6	74	33	11	630	230	45	4	4	0	8	.290	.340	.399	.740	77	4.9	.325	102	1.7
21	Henderson Alvarez III H. Alvarez III	22	2012	TOR	1	1	0	0	0	0	0	0	0	0	1	0	0	1	0	0	0	0	0	0	.000	.000	.000	.000	0	-0.3	.000	-122	-0.3
22	Xavier Avery X. Avery	22	2012	BAL	32	94	14	21	6	1	1	6	11	0	23	6	3	107	32	8	2	0	0	2	.223	.305	.340	.645	10	-2.3	.288	77	-2.8
23	Luis Avilan L. Avilan	22	2012	ATL	31	3	0	1	0	0	0	0	0	0	0	0	0	3	1	0	0	0	0	0	.333	.333	.333	.667	0	0	.295	83	-0.1
24	Rob Brantly R. Brantly	22	2012	MIA	31	100	14	29	8	0	3	8	13	0	16	1	1	113	46	11	0	0	2	1	.290	.372	.460	.832	17	3.9	.358	127	3.6
25	Madison Bumgarner M. Bumgarner	22	2012	SFG	30	68	4	11	1	0	2	6	1	0	25	0	0	75	18	3	6	0	0	0	.162	.174	.265	.439	1	-7.5	.190	18	-7.3