Since 2000, Barry Bonds has crushed the most home runs by a left fielder in a season, with 73 homers in 2001.

	NAME	HR	SEASON	TM	G	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	wRC	WRAA	wOBA	wRC+	BRAA
1	Barry Bonds B. Bonds	73	2001	SFG	153	476	129	156	32	2	137	177	9	93	13	3	664	411	107	0	2	35	5	.328	.515	.863	1.379	200	117.7	.537	234	116.6
2	Luis Gonzalez L. Gonzalez	57	2001	ARI	162	609	128	198	36	7	142	100	14	83	1	1	728	419	100	0	5	24	14	.325	.429	.688	1.117	168	77.8	.454	173	69.4
3	Barry Bonds B. Bonds	49	2000	SFG	143	480	129	147	28	4	106	117	3	77	11	3	607	330	81	0	7	22	6	.306	.440	.688	1.127	141	61	.456	174	61.2
4	Kyle Schwarber K. Schwarber	47	2023	PHI	160	585	108	115	19	1	104	126	6	215	0	2	720	277	67	0	3	5	4	.197	.343	.474	.817	107	19	.350	120	17.5
5	Kyle Schwarber K. Schwarber	46	2022	PHI	155	577	100	126	21	3	94	86	4	200	10	1	669	291	70	0	2	3	10	.218	.323	.504	.827	100	23.8	.355	129	22.6
6	Alfonso Soriano A. Soriano	46	2006	WSH	159	647	119	179	41	2	95	67	9	160	41	17	728	362	89	2	3	16	3	.277	.351	.560	.911	119	28.1	.377	129	27.9
7	Adam Dunn A. Dunn	46	2004	CIN	161	568	105	151	34	0	102	108	5	195	6	1	681	323	80	0	0	11	8	.266	.388	.569	.956	126	41.2	.402	142	37
8	Barry Bonds B. Bonds	46	2002	SFG	143	403	117	149	31	2	110	198	9	47	9	2	612	322	79	0	2	68	4	.370	.582	.799	1.381	183	110	.544	244	109.9
9	Manny Ramirez M. Ramirez	45	2005	BOS	152	554	112	162	30	1	144	80	10	119	1	0	650	329	76	0	6	9	20	.292	.388	.594	.982	124	46	.411	152	41.4
10	Barry Bonds B. Bonds	45	2004	SFG	147	373	129	135	27	3	101	232	9	41	6	1	617	303	75	0	3	120	5	.362	.609	.812	1.422	185	108	.537	233	105.7
11	Barry Bonds B. Bonds	45	2003	SFG	130	390	111	133	22	1	90	148	10	58	7	0	550	292	68	0	2	61	7	.341	.529	.749	1.278	148	80.5	.503	212	79.4
12	Khris Davis K. Davis	43	2017	OAK	153	566	91	140	28	1	110	73	6	195	4	0	652	299	72	0	7	1	20	.247	.336	.528	.864	102	22.1	.361	129	23.5
13	Manny Ramirez M. Ramirez	43	2004	BOS	152	568	108	175	44	0	130	82	6	124	2	4	663	348	87	0	7	15	17	.308	.397	.613	1.009	131	48.7	.417	153	44.6
14	Albert Pujols A. Pujols	43	2003	STL	157	591	137	212	51	1	124	79	10	65	5	1	685	394	95	0	5	12	13	.359	.439	.667	1.106	160	76.4	.461	184	74.1
15	Gary Sheffield G. Sheffield	43	2000	LAD	141	501	105	163	24	3	109	101	4	71	4	6	612	322	70	0	6	7	13	.325	.438	.643	1.081	139	58.8	.451	174	61.5
16	Khris Davis K. Davis	42	2016	OAK	150	555	85	137	24	2	102	42	8	166	1	2	610	291	68	0	5	0	19	.247	.307	.524	.831	87	15.6	.349	121	15.6
17	Ryan Braun R. Braun	41	2012	MIL	154	598	108	191	36	3	112	63	11	128	30	7	677	356	80	0	5	15	12	.319	.391	.595	.987	131	53.4	.413	159	47.7
18	David Justice D. Justice	41	2000	TOT	146	524	89	150	31	1	118	77	1	91	2	1	605	306	73	0	3	3	13	.286	.377	.584	.961	113	33.6	.404	137	30.6
19	Joey Gallo J. Gallo	40	2018	TEX	148	500	82	103	24	1	92	74	3	207	3	4	577	249	65	0	0	4	3	.206	.312	.498	.810	81	13.4	.343	108	5.7
20	Adam Dunn A. Dunn	40	2008	TOT	158	517	79	122	23	0	100	122	7	164	2	1	651	265	63	0	5	13	7	.236	.386	.513	.898	108	30.1	.384	129	23.9
21	Adam Dunn A. Dunn	40	2007	CIN	152	522	101	138	27	2	106	101	5	165	9	2	632	289	69	0	4	8	12	.264	.386	.554	.940	114	35.8	.398	135	28.7
22	Adam Dunn A. Dunn	40	2006	CIN	160	561	99	131	24	0	92	112	6	194	7	0	683	275	64	1	3	12	8	.234	.365	.490	.855	104	18.6	.363	115	13.3
23	Adam Dunn A. Dunn	40	2005	CIN	160	543	107	134	35	2	101	114	12	168	4	2	671	293	77	0	2	14	6	.247	.387	.540	.927	117	36.7	.392	138	32
24	Moises Alou M. Alou	39	2004	CHC	155	601	106	176	36	3	106	68	0	80	3	0	675	335	78	0	6	2	12	.293	.361	.557	.919	116	32.8	.387	133	28.6
25	Kyle Schwarber K. Schwarber	38	2019	CHC	155	529	82	132	29	3	92	70	5	156	2	3	610	281	70	0	6	5	6	.250	.339	.531	.871	96	19.5	.357	119	15