Ben Wallace has the worst career free-throw percentage, at 41.4 percent.

player with the worst free throw percentage ever in nba history

Interpreted as:

player with the worst free throw percentage with a minimum of 1200 free-throws missed ever in NBA history

NAME	FT%	FT MISS	GP	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
Ben Wallace	41.4	1,570	1,088	29.5	5.7	9.6	1.3	1.3	2.0	1.0	2.4	5.0	47.4	0.0	0.0	13.7	1.0	2.5	32,085	6,254	10,482	1,437	1,369	2,137	1,061	2,078	+2103
DeAndre Jordan	47.5	1,922	1,055	25.8	8.8	10.0	0.9	0.5	1.5	1.3	3.6	5.3	67.4	0.0	0.0	15.4	1.7	3.5	27,176	9,274	10,501	992	555	1,540	1,402	2,610	+1071
Andre Drummond	48.2	1,867	864	27.2	12.7	12.4	1.2	1.3	1.3	1.8	5.4	9.9	54.3	0.0	0.1	12.5	2.0	4.2	23,468	11,000	10,671	1,073	1,094	1,130	1,567	2,505	-574
Wilt Chamberlain	51.1	5,805	1,045	45.8	30.1	22.9	4.4				12.1	22.5	54.0				5.8	11.4	47,859	31,419	23,924	4,643				2,075
Shaquille O'Neal	52.7	5,317	1,207	34.7	23.7	10.9	2.5	0.6	2.3	2.7	9.4	16.1	58.2	0.0	0.0	4.5	4.9	9.3	41,918	28,596	13,099	3,026	739	2,732	3,310	4,146	+4887
Johnny Green	55.3	1,891	1,057	23.3	11.6	8.6	1.4				4.7	9.5	49.3				2.2	4.0	24,617	12,281	9,089	1,445				2,855
Bill Russell	56.1	2,466	963	42.3	15.1	22.5	4.3				5.9	13.4	44.0				3.3	5.8	40,726	14,522	21,620	4,100				2,592
Dwight Howard	56.7	4,094	1,242	31.8	15.7	11.8	1.3	0.9	1.8	2.7	5.7	9.7	58.7	0.0	0.1	21.4	4.3	7.6	39,435	19,485	14,627	1,676	1,081	2,228	3,302	3,912	+2877
Josh Smith	63.2	1,380	894	32.4	14.5	7.4	3.1	1.2	1.9	2.5	5.7	12.6	45.2	0.5	1.8	28.5	2.6	4.2	29,000	12,996	6,653	2,789	1,083	1,713	2,197	2,461	-234
Walt Bellamy	63.2	2,975	1,043	37.3	20.1	13.7	2.4	0.7	0.6		7.6	14.7	51.6				4.9	7.8	38,940	20,941	14,241	2,544	52	48		3,536
Antoine Walker	63.3	1,212	893	35.3	17.5	7.7	3.5	1.2	0.5	2.8	6.8	16.5	41.4	1.6	4.8	32.5	2.3	3.7	31,531	15,647	6,891	3,170	1,085	469	2,504	2,516	-1206
Vin Baker	63.8	1,371	791	32.5	15.0	7.4	1.9	0.7	1.0	2.2	5.9	12.2	48.5	0.0	0.2	21.5	3.1	4.8	25,737	11,839	5,867	1,509	582	798	1,756	2,560	+194
Rudy Gobert	63.9	1,396	757	30.4	12.7	11.8	1.3	0.7	2.1	1.6	4.7	7.2	65.5	0.0	0.0	0.0	3.3	5.1	23,042	9,592	8,915	996	520	1,614	1,249	2,027	+3134
Wayne Embry	64.0	1,347	831	26.2	12.5	9.1	1.4				4.8	10.9	44.0				2.9	4.5	21,763	10,380	7,544	1,194				2,838
Tyson Chandler	64.4	1,321	1,160	27.2	8.2	9.0	0.8	0.5	1.2	1.4	3.1	5.1	59.7	0.0	0.0	0.0	2.1	3.2	31,609	9,509	10,467	967	630	1,335	1,656	3,268	+315
Chris Webber	64.9	1,372	831	37.1	20.7	9.8	4.2	1.4	1.4	2.8	8.7	18.1	47.9	0.3	1.1	29.9	3.0	4.7	30,847	17,182	8,124	3,526	1,197	1,200	2,313	2,700	+1550
George McGinnis	65.1	1,243	528	30.7	17.2	9.8	3.8	1.7	0.4	3.5	6.4	14.3	44.8	0.0	0.1	8.0	4.4	6.7	16,194	9,090	5,177	1,985	923	236	1,291	1,984
Mychal Thompson	65.5	1,280	935	29.7	13.7	7.4	2.3	0.7	1.1	2.3	5.6	11.0	50.4	0.0	0.0	8.3	2.6	4.0	27,764	12,810	6,951	2,141	701	1,073	2,104	2,692
Nene	66.0	1,312	965	26.2	11.3	6.0	1.8	1.1	0.7	1.7	4.3	7.9	54.8	0.0	0.1	13.2	2.6	4.0	25,238	10,909	5,828	1,719	1,041	721	1,688	2,934	+2193
Truck Robinson	66.2	1,201	772	32.6	15.5	9.4	1.7	0.7	0.7	3.0	6.2	12.9	48.3	0.0	0.0	100.0	3.1	4.6	25,141	11,988	7,267	1,348	533	510	1,592	2,253
Buck Williams	66.4	2,008	1,307	32.5	12.8	10.0	1.3	0.8	0.8	2.1	4.9	8.9	54.9	0.0	0.0	16.7	3.0	4.6	42,464	16,784	13,017	1,646	1,080	1,100	2,784	4,267	+155
Nate Thurmond	66.7	1,694	964	37.2	15.0	15.0	2.7	0.5	2.1		5.7	13.6	42.1				3.5	5.3	35,881	14,437	14,464	2,575	125	553		2,624
Elvin Hayes	67.0	2,643	1,303	38.4	21.0	12.5	1.8	1.0	2.0	2.4	8.4	18.6	45.2	0.0	0.1	14.7	4.1	6.1	50,000	27,313	16,279	2,398	864	1,771	1,358	4,193
Paul Silas	67.3	1,552	1,254	27.9	9.4	9.9	2.1	0.6	0.2	1.4	3.4	7.9	43.2	0.0	0.0		2.5	3.8	34,989	11,782	12,357	2,572	358	138	333	3,105
Rony Seikaly	67.9	1,270	678	31.6	14.7	9.5	1.3	0.7	1.3	2.8	5.4	11.1	48.4	0.0	0.0	18.8	4.0	5.8	21,395	9,991	6,424	860	453	872	1,913	2,341	-296