Taylor Shaffer is the youngest with a batting average of .030 or above in a season. He was 14 years old in his rookie season in 1884.

Interpreted as:

youngest player to hit in a regular season 12 three or higher

	NAME	AGE	AVG	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Taylor Shaffer T. Shaffer	14	.199	1884	TOT	66	251	30	50	5	2	0		18					269	59	7						.235		30	-9.6	.233	80	-7.5
2	Jim Derrington J. Derrington	16	.500	1956	CWS	1	2	0	1	0	0	0	0	0	0	1	0	0	2	1	0	0	0	0	0	.500	.500	1.000	0	0.2	.454	172	0.2
3	Alex George A. George	16	.100	1955	KCA	5	10	0	1	0	0	0	0	1	0	7	0	0	11	1	0	0	0	0	0	.182	.100	.282	0	-1.6	.148	-24	-1.7
4	Tommy Brown T. Brown	16	.164	1944	BKN	46	146	17	24	4	0	0	8	8	0	17	0		160	28	4	6			3	.208	.192	.400	2	-15.1	.196	12	-16.5
5	Roger McKee R. McKee	16	.200	1943	PHN	4	5	1	1	0	0	0	1	1	0	1	0		6	1	0	0			0	.333	.200	.533	0	-0.2	.280	67	-0.2
6	Willie McGill W. McGill	16	.147	1890	CLP	24	68	10	10	2	0	0	6	21	1	16	0		90	12	2					.356	.176	.532	12	-2.1	.308	77	-3.6
7	Leonidas Lee L. Lee	16	.278	1877	STL	4	18	0	5	1	0	0	0	0		1			18	6	1						.333		2	-0.1	.280	100	0
8	Willie Crawford W. Crawford	17	.313	1964	LAD	10	16	3	5	1	0	0	0	1	0	7	1	1	17	6	1	0	0	0	0	.353	.375	.728	2	0.3	.327	116	0.3
9	Ed Kranepool E. Kranepool	17	.167	1962	NYM	3	6	0	1	1	0	0	0	0	0	1	0	0	6	2	1	0	0	0	0	.167	.333	.500	0	-0.5	.214	21	-0.6
10	Danny Murphy D. Murphy	17	.120	1960	CHC	31	75	7	9	2	0	1	6	4	1	13	0	0	81	14	3	1	0	0	2	.175	.187	.362	0	-9.3	.171	-3	-9.9
11	Tim McCarver T. McCarver	17	.167	1959	STL	8	24	3	4	1	0	0	0	2	0	1	0	0	26	5	1	0	0	0	0	.231	.208	.439	1	-2.3	.208	16	-2.7
12	Frank Zupo F. Zupo	17	.083	1957	BAL	10	12	2	1	0	0	0	0	1	0	4	0	0	13	1	0	0	0	0	0	.154	.083	.237	-1	-2	.123	-29	-2
13	Nick Koback N. Koback	17	.125	1953	PIT	7	16	1	2	0	1	0	0	1	0	4	0	0	18	4	1	1			2	.176	.250	.426	0	-2.1	.193	1	-2.3
14	Bob Miller B. Miller	17	.125	1953	DET	13	8	0	1	0	0	0	0	0	0	0	0	0	8	1	0	0			0	.125	.125	.250	0	-1.4	.115	-47	-1.5
15	Harry Chiti H. Chiti	17	.333	1950	CHC	3	6	0	2	0	0	0	0	0	0	0	0		6	2	0	0			0	.333	.333	.667	1	-0.2	.310	75	-0.2
16	Tommy Brown T. Brown	17	.245	1945	BKN	57	196	13	48	3	4	2	19	6	0	16	3		204	65	9	2			3	.267	.332	.599	15	-6.9	.283	61	-9.5
17	Granny Hamner G. Hamner	17	.247	1944	PHN	21	77	6	19	1	0	0	5	3	0	7	0		81	20	1	1			1	.275	.260	.535	5	-4.1	.257	51	-4.6
18	Eddie Miksis E. Miksis	17	.220	1944	BKN	26	91	12	20	2	0	0	11	6	0	11	4		98	22	2	1			1	.268	.242	.510	5	-5.5	.248	44	-6.4
19	Carl Scheib C. Scheib	17	.300	1944	PHA	15	10	1	3	2	0	0	0	0	0	2	0	0	10	5	2	0			0	.300	.500	.800	1	0.3	.365	119	0.2
20	Eddie Yost E. Yost	17	.143	1944	WSH	7	14	3	2	0	0	0	0	1	0	2	0	0	16	2	0	1			0	.200	.143	.343	0	-1.8	.174	2	-1.8
21	Vern Freiburger V. Freiburger	17	.125	1941	CLE	2	8	0	1	0	0	0	1	0	0	2	0	0	8	1	0	0			1	.125	.125	.250	0	-1.3	.117	-35	-1.4
22	Bob Feller B. Feller	17	.136	1936	CLE	14	22	2	3	0	0	0	0	0	0	10	0	0	23	3	0	1				.136	.136	.273	-1	-4.2	.128	-35	-4.7
23	Phil Cavarretta P. Cavarretta	17	.381	1934	CHC	7	21	5	8	0	1	1	6	2	0	3	1		23	13	2	0			0	.435	.619	1.054	5	2.4	.469	179	2.4
24	Mel Ott M. Ott	17	.383	1926	NYG	35	60	7	23	2	0	0	4	1	0	9	1		61	25	2	0				.393	.417	.810	9	1.7	.380	122	1.7
25	Jimmie Foxx J. Foxx	17	.667	1925	PHA	10	9	2	6	1	0	0	0	0	0	1	0	0	9	7	1	0				.667	.778	1.444	4	2.3	.664	275	2.2