Lou Williams had his best three-point percentage in a season in 2020-21, at 39.9 percent.

NAME	3P%	SEASON	TM	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Lou Williams	39.9	2020-21	TOT	66	21.6	11.3	2.1	3.4	0.7	0.1	1.6	4.0	9.8	41.0	1.0	2.6	2.3	2.6	86.7	1,423	749	138	225	47	6	108	62	+77
Lou Williams	36.7	2012-13	ATL	39	28.7	14.1	2.1	3.6	1.1	0.3	1.9	4.8	11.4	42.2	1.8	5.0	2.7	3.1	86.8	1,119	551	80	139	44	10	74	55	+4
Lou Williams	36.5	2016-17	TOT	81	24.6	17.5	2.5	3.0	1.0	0.2	2.0	5.3	12.3	42.9	2.0	5.5	5.0	5.6	88.0	1,994	1,421	202	239	80	20	160	92	+50
Lou Williams	36.3	2021-22	ATL	56	14.3	6.3	1.6	1.9	0.5	0.1	0.8	2.2	5.7	39.1	0.7	1.8	1.2	1.4	85.9	799	354	87	105	28	3	43	48	+15
Lou Williams	36.2	2011-12	PHI	64	26.3	14.9	2.4	3.5	0.8	0.3	1.1	5.0	12.2	40.7	1.3	3.6	3.7	4.6	81.2	1,682	956	155	221	53	18	71	90	+229
Lou Williams	36.1	2018-19	LAC	75	26.6	20.0	3.0	5.4	0.8	0.1	2.4	6.5	15.2	42.5	1.4	3.9	5.7	6.5	87.6	1,993	1,498	222	402	57	11	181	80	+195
Lou Williams	35.9	2007-08	PHI	80	23.3	11.5	2.1	3.2	1.0	0.2	1.6	4.0	9.4	42.4	0.7	1.9	2.8	3.6	78.3	1,862	920	167	253	81	13	125	130	+3
Lou Williams	35.9	2017-18	LAC	79	32.8	22.6	2.5	5.3	1.1	0.2	3.0	7.4	16.9	43.5	2.4	6.6	5.5	6.2	88.0	2,589	1,782	198	417	85	19	234	106	+123
Lou Williams	35.2	2019-20	LAC	65	28.7	18.2	3.1	5.6	0.7	0.2	2.8	6.0	14.4	41.8	1.7	4.8	4.5	5.2	86.1	1,864	1,185	201	365	43	12	182	80	+203
Lou Williams	34.8	2010-11	PHI	75	23.3	13.7	2.0	3.4	0.6	0.2	1.4	4.3	10.6	40.6	1.2	3.4	3.9	4.7	82.3	1,747	1,027	149	252	47	17	102	128	+94
Lou Williams	34.4	2015-16	LAL	67	28.5	15.3	2.5	2.5	0.9	0.3	1.6	4.2	10.3	40.8	1.6	4.8	5.3	6.3	83.0	1,907	1,028	169	167	62	19	107	107	-399
Lou Williams	34.2	2013-14	ATL	60	24.1	10.4	2.1	3.5	0.8	0.1	1.5	3.3	8.2	40.0	1.3	3.9	2.5	3.0	84.9	1,445	625	124	210	45	4	92	65	-166
Lou Williams	34.0	2014-15	TOR	80	25.2	15.5	1.9	2.1	1.1	0.1	1.3	4.7	11.6	40.4	1.9	5.6	4.3	4.9	86.1	2,016	1,242	151	164	88	10	101	103	+295
Lou Williams	34.0	2009-10	PHI	64	29.9	14.0	2.9	4.2	1.3	0.2	1.7	5.0	10.6	47.0	1.1	3.2	3.0	3.6	82.4	1,912	898	187	268	80	15	106	110	-102
Lou Williams	32.4	2006-07	PHI	61	11.3	4.3	1.1	1.8	0.4	0.0	0.8	1.5	3.5	44.1	0.2	0.6	1.0	1.5	69.6	688	262	70	110	22	1	46	42	+39
Lou Williams	28.6	2008-09	PHI	81	23.7	12.8	2.0	3.0	1.0	0.2	1.9	4.1	10.4	39.8	0.8	2.7	3.8	4.8	79.0	1,919	1,039	165	242	85	14	151	128	-61
Lou Williams	22.2	2005-06	PHI	30	4.8	1.9	0.6	0.3	0.2	0.0	0.4	0.8	1.7	44.2	0.1	0.3	0.3	0.4	61.5	145	56	19	10	5	0	13	13	-24