Larry Walker had the highest batting average in 1999, with an average of .379.

Interpreted as:

batting average with a minimum of 3.1 PA per team game leaders 1999

	NAME	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	Larry Walker L. Walker	.379	1999	COL	127	438	108	166	26	4	37	115	57	12	52	11	4	513	311	67	0	6	8	12	.458	.710	1.168	131	64.1	.485	167	46.6
2	Nomar Garciaparra N. Garciaparra	.357	1999	BOS	135	532	103	190	42	4	27	104	51	8	39	14	3	595	321	73	0	4	7	11	.418	.603	1.022	125	47.8	.434	157	45
3	Derek Jeter D. Jeter	.349	1999	NYY	158	627	134	219	37	9	24	102	91	12	116	19	8	739	346	70	3	6	5	12	.438	.552	.989	152	55.8	.428	157	56.1
4	Bernie Williams B. Williams	.342	1999	NYY	158	591	116	202	28	6	25	115	100	1	95	9	10	697	317	59	0	5	17	11	.435	.536	.971	136	45.6	.416	149	45.9
5	Edgar Martinez E. Martinez	.337	1999	SEA	142	502	86	169	35	1	24	86	97	6	99	7	2	608	278	60	0	3	6	12	.447	.554	1.001	128	48.8	.433	161	49.8
6	Luis Gonzalez L. Gonzalez	.336	1999	ARI	153	614	112	206	45	4	26	111	66	7	63	9	5	693	337	75	1	5	6	13	.403	.549	.952	131	40.6	.408	137	35.1
7	Bobby Abreu B. Abreu	.335	1999	PHI	152	546	118	183	35	11	20	93	109	3	113	27	9	662	300	66	0	4	8	13	.446	.549	.995	137	50.8	.429	152	46.4
8	Manny Ramirez M. Ramirez	.333	1999	CLE	147	522	131	174	34	3	44	165	96	13	131	2	4	640	346	81	0	9	9	12	.442	.663	1.105	149	65.7	.459	172	61.8
9	Omar Vizquel O. Vizquel	.333	1999	CLE	144	574	112	191	36	4	5	66	65	1	50	42	9	664	250	45	17	7	0	8	.397	.436	.833	104	17.8	.372	115	13.7
10	Ivan Rodriguez I. Rodriguez	.332	1999	TEX	144	600	116	199	29	1	35	113	24	1	64	25	12	630	335	65	0	5	2	31	.356	.558	.914	108	26	.388	125	21.3
11	Sean Casey S. Casey	.332	1999	CIN	151	594	103	197	42	3	25	99	61	9	88	0	2	669	320	70	0	5	13	15	.399	.539	.938	121	34.1	.400	133	29.6
12	Tony Fernandez T. Fernandez	.328	1999	TOR	142	485	73	159	41	0	6	75	77	10	62	6	7	576	218	47	0	4	11	10	.427	.449	.877	99	23.6	.388	127	20.8
13	Jeff Cirillo J. Cirillo	.326	1999	MIL	157	607	98	198	35	1	15	88	75	5	83	7	4	697	280	51	3	7	4	15	.401	.461	.862	115	23.8	.380	121	20.1
14	Mark Grudzielanek M. Grudzielanek	.326	1999	LAD	123	488	72	159	23	5	7	46	31	10	65	6	6	534	213	35	2	3	1	13	.376	.436	.812	79	9	.360	115	11
15	Juan Gonzalez J. Gonzalez	.326	1999	TEX	144	562	114	183	36	1	39	128	51	4	105	3	3	629	338	76	0	12	7	10	.378	.601	.980	119	37.1	.409	139	32.4
16	Carl Everett C. Everett	.325	1999	HOU	123	464	86	151	33	3	25	108	50	11	94	27	7	535	265	61	2	8	5	5	.398	.571	.969	102	32.4	.411	146	33.7
17	Doug Glanville D. Glanville	.325	1999	PHI	150	628	101	204	38	6	11	73	48	6	82	34	2	692	287	55	5	5	1	9	.376	.457	.833	105	15.3	.366	111	10.7
18	Rafael Palmeiro R. Palmeiro	.324	1999	TEX	158	565	96	183	30	1	47	148	97	3	69	2	4	674	356	78	0	9	14	13	.420	.630	1.050	144	55.8	.436	156	50.9
19	Roberto Alomar R. Alomar	.323	1999	CLE	159	563	138	182	40	3	24	120	99	7	96	37	6	694	300	67	12	13	3	13	.422	.533	.955	133	43.1	.412	142	38.8
20	Mike Sweeney M. Sweeney	.322	1999	KCR	150	575	101	185	44	2	22	102	54	10	48	6	1	643	299	68	0	4	0	21	.387	.520	.907	113	29.6	.394	128	24
21	Todd Helton T. Helton	.320	1999	COL	159	578	114	185	39	5	35	113	68	6	77	7	6	656	339	79	0	4	6	14	.395	.587	.981	128	42.4	.415	123	20.1
22	Homer Bush H. Bush	.320	1999	TOR	128	485	69	155	26	4	5	55	21	6	82	32	8	523	204	35	8	3	0	9	.353	.421	.774	69	0.9	.343	98	-1.6
23	Chipper Jones C. Jones	.319	1999	ATL	157	567	116	181	41	1	45	110	126	2	94	25	3	701	359	87	0	6	18	20	.441	.633	1.074	156	64.5	.447	165	61.6
24	Randy Velarde R. Velarde	.317	1999	TOT	156	631	105	200	25	7	16	76	70	6	98	24	8	711	287	48	4	0	2	19	.390	.455	.845	114	21	.375	119	18.2
25	Vladimir Guerrero V. Guerrero	.316	1999	MON	160	610	102	193	37	5	42	131	55	7	62	14	7	674	366	84	0	2	14	18	.378	.600	.978	127	39.5	.408	139	35.8