Collin Sexton has the highest career defensive rating by a guard, with a 120.4 rating.

Interpreted as:

highest def rating with a minimum of 10000 minutes played guard all-time

	NAME	DRTG	MIN	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	Collin Sexton C. Sexton	120.4	12,157	407	29.9	18.8	2.8	3.7	0.8	0.1	6.8	14.5	47.0	1.5	3.9	38.7	3.6	4.3	83.9	57.2	0.9	1.9	2.3	7,658	1,144	1,505	317	53	951	920	-1932
2	Anfernee Simons A. Simons	120.4	10,419	389	26.8	15.0	2.5	3.3	0.5	0.1	5.3	12.4	43.1	2.5	6.5	38.1	1.9	2.1	88.0	56.4	0.3	2.2	1.6	5,837	973	1,265	200	48	627	707	-969
3	Trae Young T. Young	118.3	16,621	483	34.4	25.3	3.5	9.8	1.0	0.2	8.0	18.5	43.3	2.6	7.5	35.2	6.7	7.6	87.3	57.9	0.6	2.9	4.2	12,220	1,687	4,748	505	74	2,051	841	-121
4	Jalen Green J. Green	117.5	10,039	307	32.7	20.1	4.3	3.4	0.8	0.3	7.0	16.6	42.2	2.5	7.4	34.2	3.6	4.5	79.9	54.2	0.5	3.7	2.4	6,173	1,310	1,030	240	91	729	476	-769
5	Tyrese Haliburton T. Haliburton	116.9	10,997	333	33.0	17.5	3.7	8.8	1.5	0.6	6.3	13.3	47.7	2.6	6.6	39.2	2.3	2.7	85.5	60.6	0.6	3.0	2.1	5,842	1,218	2,947	490	199	711	440	-26
6	Jordan Poole J. Poole	116.8	11,350	412	27.5	16.8	2.7	3.8	0.9	0.3	5.7	13.5	42.2	2.5	7.1	34.5	3.0	3.4	87.9	56.2	0.4	2.3	2.3	6,942	1,110	1,552	356	115	956	1,045	-969
7	Coby White C. White	116.4	12,566	422	29.8	15.2	3.6	3.8	0.7	0.2	5.4	12.5	43.3	2.3	6.3	36.9	2.0	2.4	86.5	56.2	0.4	3.3	1.8	6,405	1,539	1,618	292	72	752	895	-337
8	Kevin Huerter K. Huerter	116.3	13,565	482	28.1	11.6	3.4	2.9	0.9	0.3	4.4	9.9	44.1	2.1	5.7	37.5	0.7	1.0	76.0	56.1	0.6	2.8	1.2	5,601	1,638	1,414	444	166	583	1,081	+276
9	Tyrese Maxey T. Maxey	116.3	10,187	318	32.0	19.5	3.0	4.4	0.9	0.3	7.0	15.2	46.1	2.2	5.7	38.1	3.3	3.8	86.6	57.7	0.3	2.6	1.4	6,202	952	1,403	290	107	449	634	+560
10	Malik Monk M. Monk	116.1	11,941	523	22.8	12.3	2.6	3.2	0.6	0.3	4.4	10.2	43.4	1.8	5.1	35.0	1.7	1.9	84.8	55.5	0.4	2.3	1.6	6,444	1,377	1,657	317	174	844	864	-187
11	Malik Beasley M. Beasley	115.9	13,739	578	23.8	11.7	2.8	1.4	0.7	0.1	4.2	9.9	42.6	2.5	6.4	39.1	0.7	1.0	76.9	56.7	0.4	2.4	0.8	6,738	1,612	789	387	67	474	779	+376
12	Bogdan Bogdanović B. Bogdanović	115.9	12,123	425	28.5	14.7	3.4	3.2	1.0	0.3	5.3	12.2	43.6	2.6	6.8	38.1	1.5	1.8	84.7	56.7	0.5	2.9	1.4	6,256	1,456	1,358	433	112	594	898	+516
13	Jordan Clarkson J. Clarkson	115.6	20,828	753	27.7	16.0	3.4	2.9	0.8	0.2	6.0	13.7	43.6	1.9	5.5	33.6	2.2	2.6	82.9	53.9	0.9	2.5	1.9	12,029	2,523	2,211	614	116	1,416	1,266	-1363
14	Jalen Brunson J. Brunson	115.5	14,240	487	29.2	18.1	3.2	5.0	0.7	0.1	6.7	13.6	48.9	1.6	4.1	38.9	3.2	3.9	82.3	59.1	0.5	2.7	1.7	8,821	1,549	2,449	351	48	850	895	+1292
15	Grayson Allen G. Allen	115.5	10,227	403	25.4	10.5	3.0	2.0	0.7	0.3	3.5	7.8	45.1	2.1	5.1	41.4	1.4	1.6	85.7	62.0	0.5	2.5	1.0	4,250	1,216	812	293	112	399	636	+439
16	Devin Booker D. Booker	115.4	23,148	673	34.4	24.4	4.0	5.2	0.9	0.3	8.5	18.4	46.4	2.1	6.0	35.4	5.2	6.0	87.3	58.1	0.6	3.4	3.0	16,452	2,718	3,522	577	190	2,035	1,972	+30
17	Buddy Hield B. Hield	115.3	20,180	714	28.3	15.0	4.1	2.5	0.9	0.3	5.4	12.6	43.3	3.0	7.5	39.7	1.2	1.4	85.8	57.0	0.7	3.4	1.6	10,732	2,936	1,775	614	227	1,155	1,446	-574
18	Spencer Dinwiddie S. Dinwiddie	115.1	17,219	621	27.7	13.0	3.0	5.1	0.7	0.3	4.2	10.2	41.4	1.6	4.7	33.3	3.0	3.8	79.6	54.9	0.4	2.6	1.6	8,078	1,851	3,153	448	167	1,007	1,345	-551
19	Tyus Jones T. Jones	115.0	14,423	682	21.1	7.7	2.0	4.4	1.0	0.1	3.0	6.7	44.5	1.0	2.7	37.8	0.7	0.9	82.1	54.4	0.3	1.7	0.8	5,249	1,374	3,022	667	65	557	521	-298
20	Darius Garland D. Garland	114.9	12,693	382	33.2	18.9	2.7	6.7	1.2	0.1	6.9	15.2	45.3	2.3	6.1	38.8	2.7	3.1	86.7	56.8	0.5	2.1	3.0	7,204	1,015	2,558	447	44	1,127	703	+893
21	De'Aaron Fox D. Fox	114.9	17,660	531	33.3	21.5	3.9	6.1	1.4	0.4	7.9	16.9	47.0	1.5	4.6	33.0	4.1	5.5	74.6	55.7	0.6	3.3	2.7	11,399	2,082	3,262	756	221	1,449	1,383	-513
22	Tim Hardaway Jr. T. Hardaway Jr.	114.7	16,229	620	26.2	12.7	2.7	1.7	0.5	0.1	4.4	10.5	41.8	2.2	6.0	36.3	1.7	2.1	80.9	55.3	0.3	2.4	0.9	7,860	1,660	1,035	338	85	533	921	+44
23	Zach LaVine Z. LaVine	114.6	21,461	654	32.8	20.8	4.1	4.0	0.9	0.3	7.4	15.8	47.0	2.3	6.0	39.1	3.6	4.3	83.3	58.7	0.4	3.6	2.6	13,590	2,665	2,595	571	183	1,725	1,376	-1794
24	Eric Gordon E. Gordon	114.6	27,867	889	31.3	15.3	2.3	2.8	0.8	0.4	5.2	12.1	43.3	2.2	6.0	37.5	2.6	3.2	81.1	56.7	0.4	1.9	1.8	13,614	2,042	2,454	753	312	1,633	1,540	-122
25	RJ Barrett	114.5	10,945	329	33.3	18.4	5.4	2.9	0.6	0.3	6.7	15.3	43.5	1.6	4.7	34.6	3.5	4.9	71.0	52.8	0.9	4.5	2.1	6,070	1,784	962	213	90	704	760	-548