T.R. Dunn had the worst three-point percentage by a shooting guard when playing 500+ games, at 5.9 percent.

worst 3pt percentage by a sg minimum 500 games played

NAME	GP	3P%	MPG	PPG	RPG	APG	SPG	BPG	TPG	FGM	FGA	FG%	3PM	3PA	FTM	FTA	FT%	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
T.R. Dunn	768	5.9	24.3	4.7	4.6	1.7	1.4	0.2	0.8	1.9	4.0	46.5	0.0	0.0	0.9	1.3	71.8	18,643	3,618	3,556	1,336	1,082	190	596	1,687
Stacey Augmon	695	7.5	20.6	7.6	3.2	1.5	0.9	0.3	1.2	2.9	6.1	47.6	0.0	0.1	1.8	2.5	71.3	14,327	5,285	2,192	1,061	644	200	841	1,164	+108
Quintin Dailey	528	15.8	23.0	14.1	2.5	2.3	0.9	0.1	1.9	5.6	12.2	45.4	0.0	0.3	3.0	3.8	77.9	12,170	7,470	1,307	1,188	500	51	1,025	1,231
Doug West	605	19.5	23.7	9.2	2.4	1.8	0.7	0.3	1.2	3.8	7.8	48.4	0.0	0.2	1.6	2.0	79.4	14,321	5,558	1,443	1,107	394	165	697	1,612	-290
Terry Teagle	539	21.4	19.6	10.5	2.2	1.3	0.6	0.2	1.4	4.4	9.5	46.0	0.0	0.2	1.7	2.2	78.0	10,564	5,657	1,173	705	347	95	745	1,128
Jim Paxson	712	22.4	28.2	15.1	2.1	3.0	1.3	0.1	1.5	6.1	12.2	50.0	0.1	0.6	2.7	3.4	80.6	20,074	10,739	1,516	2,163	918	88	1,090	1,327
Clint Richardson	586	24.4	20.2	7.0	2.4	2.5	0.6	0.2	1.3	3.0	6.4	46.3	0.0	0.1	1.0	1.3	77.0	11,818	4,084	1,378	1,461	360	105	751	1,019
Vinnie Johnson	821	24.7	23.9	12.0	3.0	3.2	0.9	0.3	1.5	4.9	10.7	46.1	0.1	0.4	2.0	2.7	74.2	19,607	9,814	2,463	2,600	699	218	1,235	1,699
Reggie Theus	701	26.2	33.1	18.0	3.2	5.8	1.1	0.2	3.2	6.6	14.2	46.8	0.3	1.1	4.5	5.4	83.1	23,203	12,621	2,251	4,060	780	165	2,253	2,018
Jeff Malone	905	26.8	32.8	19.0	2.6	2.4	0.6	0.1	1.7	7.8	16.2	48.4	0.1	0.4	3.3	3.7	87.1	29,660	17,231	2,364	2,154	577	100	1,538	1,695
John Battle	533	27.0	17.0	8.0	1.2	2.0	0.4	0.1	1.0	3.1	6.7	46.4	0.1	0.3	1.7	2.2	77.7	9,047	4,260	665	1,040	228	37	546	729
Mike Woodson	786	27.1	25.5	14.0	2.3	2.3	1.2	0.3	1.7	5.6	11.9	46.6	0.2	0.6	2.7	3.3	81.3	20,021	10,981	1,838	1,822	952	275	1,331	1,847
Otis Birdsong	541	27.4	31.3	17.8	2.9	3.3	1.2	0.2	2.1	7.6	15.1	50.7	0.1	0.3	2.4	3.8	63.5	16,910	9,610	1,543	1,805	659	114	1,146	1,349
Tony Allen	757	27.7	21.7	8.1	3.4	1.3	1.4	0.4	1.4	3.1	6.6	47.3	0.2	0.5	1.7	2.4	71.5	16,406	6,115	2,604	991	1,029	307	1,032	1,781	+700
Sidney Moncrief	767	28.4	30.2	15.6	4.7	3.6	1.2	0.3	2.0	5.4	10.7	50.2	0.1	0.5	4.7	5.6	83.1	23,150	11,931	3,575	2,793	924	226	1,551	1,635
Ron Harper	644	28.6	34.3	17.4	4.8	4.5	2.0	0.8	2.9	6.7	14.9	44.7	0.6	2.0	3.5	4.9	72.1	22,108	11,208	3,110	2,893	1,293	547	1,843	1,634	-96
Walter Davis	683	28.6	28.0	18.2	2.5	4.0	1.2	0.1	2.3	7.7	15.2	50.2	0.2	0.7	2.7	3.1	85.7	19,147	12,417	1,675	2,706	818	58	1,576	1,531
Dudley Bradley	600	29.2	17.0	5.2	1.8	1.9	1.6	0.3	1.1	2.0	4.6	44.0	0.2	0.6	1.0	1.3	73.0	10,192	3,131	1,098	1,147	940	182	682	1,220
Dwyane Wade	926	29.3	34.7	23.1	4.8	5.6	1.6	0.9	3.2	8.4	17.4	48.2	0.5	1.8	5.8	7.5	76.7	32,111	21,409	4,434	5,198	1,473	804	2,990	2,064	+2717
George Gervin	547	29.7	33.1	26.0	4.3	2.7	1.0	0.7	2.8	10.1	20.2	49.8	0.1	0.5	5.7	6.7	85.0	18,086	14,216	2,333	1,455	563	365	1,545	1,515
DeMar DeRozan	981	29.9	34.7	21.2	4.4	3.8	1.0	0.3	2.0	7.6	16.3	46.3	0.5	1.7	5.5	6.6	83.8	34,089	20,762	4,276	3,725	982	326	1,991	2,201	+316
Jerry Stackhouse	734	30.4	33.1	18.2	3.3	3.4	1.0	0.5	2.9	5.9	14.5	41.0	1.1	3.5	5.2	6.4	81.6	24,331	13,324	2,457	2,498	700	380	2,133	1,477	-202
Alvin Robertson	633	30.6	31.3	13.6	4.9	4.9	2.7	0.4	2.6	5.5	11.6	47.3	0.4	1.2	2.3	3.1	74.6	19,783	8,607	3,123	3,091	1,708	270	1,668	2,099
Allen Iverson	554	31.0	41.6	27.3	3.8	5.7	2.2	0.2	3.5	9.5	22.6	42.0	1.1	3.7	7.2	9.3	78.0	23,019	15,149	2,082	3,152	1,242	90	1,943	997	+1368
Calbert Cheaney	654	31.2	27.9	10.3	3.3	1.8	0.8	0.3	1.3	4.4	9.4	46.9	0.3	1.0	1.2	1.7	70.6	18,226	6,746	2,148	1,170	547	168	850	1,706	-234