Jerry West has drained the most free throws in a season, with 840 made in 1965-66.

Interpreted as:

most free throws made by a player in a season

NAME	FTM	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Jerry West	840	1965-66	LAL	79	40.7	31.3	7.1	6.1				10.4	21.9	47.3				12.4	86.0	3,218	2,476	562	480				243
Wilt Chamberlain	835	1961-62	PHI	80	48.5	50.4	25.7	2.4				20.0	39.5	50.6				17.0	61.3	3,882	4,029	2,052	192				123
Michael Jordan	833	1986-87	CHI	82	40.0	37.1	5.2	4.6	2.9	1.5	3.3	13.4	27.8	48.2	0.1	0.8	18.2	11.9	85.7	3,281	3,041	430	377	236	125	272	237
Adrian Dantley	813	1983-84	UTA	79	37.8	30.6	5.7	3.9	0.8	0.1	3.3	10.2	18.2	55.8	0.0	0.1	25.0	12.0	85.9	2,984	2,418	448	310	61	4	263	201
Oscar Robertson	800	1963-64	CIN	79	45.1	31.4	9.9	11.0				10.6	22.0	48.3				11.9	85.3	3,559	2,480	783	868				280
Kevin Durant	756	2009-10	OKC	82	39.5	30.1	7.6	2.8	1.4	1.0	3.3	9.7	20.3	47.6	1.6	4.3	36.5	10.2	90.0	3,239	2,472	623	231	112	84	271	171	+431
James Harden	754	2018-19	HOU	78	36.8	36.1	6.6	7.5	2.0	0.7	5.0	10.8	24.5	44.2	4.8	13.2	36.8	11.0	87.9	2,867	2,818	518	586	158	58	387	244	+357
Rick Barry	753	1966-67	SFW	78	40.7	35.6	9.2	3.6				13.0	28.7	45.1				10.9	88.4	3,175	2,775	714	282				258
James Harden	746	2016-17	HOU	81	36.4	29.1	8.1	11.2	1.5	0.5	5.7	8.3	18.9	44.0	3.2	9.3	34.7	10.9	84.7	2,947	2,356	659	907	121	38	464	215	+425
Oscar Robertson	742	1965-66	CIN	76	46.0	31.3	7.7	11.1				10.8	22.7	47.5				11.6	84.2	3,493	2,378	586	847				227
Moses Malone	737	1984-85	PHI	79	37.4	24.6	13.1	1.6	0.8	1.6	3.6	7.6	16.3	46.9	0.0	0.0	0.0	11.4	81.5	2,957	1,941	1,031	130	67	123	286	216
Oscar Robertson	736	1966-67	CIN	79	43.9	30.5	6.2	10.7				10.6	21.5	49.3				10.7	87.3	3,468	2,412	486	845				226
Michael Jordan	723	1987-88	CHI	82	40.4	35.0	5.5	5.9	3.2	1.6	3.1	13.0	24.4	53.5	0.1	0.6	13.2	10.5	84.1	3,311	2,868	449	485	259	131	252	270
James Harden	720	2015-16	HOU	82	38.1	29.0	6.1	7.5	1.7	0.6	4.6	8.7	19.7	43.9	2.9	8.0	35.9	10.2	86.0	3,125	2,376	501	612	139	51	374	229	+125
James Harden	715	2014-15	HOU	81	36.8	27.4	5.7	7.0	1.9	0.7	4.0	8.0	18.1	44.0	2.6	6.9	37.5	10.2	86.8	2,981	2,217	459	565	154	60	321	208	+335
Charles Barkley	714	1987-88	PHI	80	39.6	28.3	11.9	3.2	1.3	1.3	3.8	9.4	16.0	58.7	0.6	2.0	28.0	11.9	75.1	3,170	2,264	951	254	100	103	304	278
Jerry West	712	1961-62	LAL	75	41.2	30.8	7.9	5.4				10.7	23.9	44.5				12.3	76.9	3,087	2,310	591	402				173
Russell Westbrook	710	2016-17	OKC	81	34.6	31.6	10.7	10.4	1.6	0.4	5.4	10.2	24.0	42.5	2.5	7.2	34.3	10.4	84.5	2,802	2,558	864	840	132	31	438	190	+251
Kevin Durant	703	2013-14	OKC	81	38.5	32.0	7.4	5.5	1.3	0.7	3.5	10.5	20.8	50.3	2.4	6.1	39.1	9.9	87.3	3,122	2,593	598	445	103	59	285	174	+509
Karl Malone	703	1988-89	UTA	80	39.1	29.1	10.7	2.7	1.8	0.9	3.6	10.1	19.5	51.9	0.1	0.2	31.3	11.5	76.6	3,126	2,326	853	219	144	70	285	286
Oscar Robertson	700	1961-62	CIN	79	44.3	30.8	12.5	11.4				11.0	22.9	47.8				11.0	80.3	3,503	2,432	985	899				258
Kobe Bryant	696	2005-06	LAL	80	41.0	35.4	5.3	4.5	1.8	0.4	3.1	12.2	27.2	45.0	2.3	6.5	34.7	10.2	85.0	3,277	2,832	425	360	147	30	250	233	+320
Karl Malone	696	1989-90	UTA	82	38.1	31.0	11.1	2.8	1.5	0.6	3.7	11.1	19.8	56.2	0.2	0.5	37.2	11.1	76.2	3,122	2,540	911	226	121	50	304	259
Bob Pettit	695	1961-62	STL	78	42.1	31.1	18.7	3.7				11.1	24.7	45.0				11.6	77.1	3,282	2,429	1,459	289				296
David Robinson	693	1993-94	SAS	80	40.5	29.8	10.7	4.8	1.7	3.3	3.2	10.5	20.7	50.7	0.1	0.4	34.5	11.6	74.9	3,241	2,383	855	381	139	265	253	228