T.J. McConnell has gotten the most steals in a half, with 9 steals against the Cavaliers in the first half on March 3, 2021.

Interpreted as:

NBA most steals by a player in a half all-time

	NAME	STL	HALF	DATE	TM		OPP	MIN	PTS	REB	AST	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	T.J. McConnell	9	1H	3/3/2021	IND	@	CLE	18	8	0	7	0	4	4	100.0	0	0		0	0		100.0	0	0	1	0	-9
2	Lou Williams L. Williams	7	2H	1/20/2018	LAC	@	UTA	21	19	0	4	0	5	12	41.7	2	7	28.6	7	7	100.0	63.0	0	0	2	3	+7
3	Draymond Green D. Green	7	1H	2/10/2017	GSW	@	MEM	18	4	7	4	2	2	3	66.7	0	1	0.0	0	0		66.7	0	7	1	1	+17
4	Jeremiah Fears J. Fears	6	2H	11/14/2025	NOP	vs	LAL	14	10	3	1	0	4	10	40.0	1	1	100.0	1	2	50.0	46.0	0	3	1	0	-8
5	Marcus Smart M. Smart	6	2H	11/10/2025	LAL	@	CHA	21	5	2	4	0	1	3	33.3	1	2	50.0	2	2	100.0	64.4	2	0	2	1	+5
6	Dyson Daniels D. Daniels	6	2H	2/24/2025	ATL	vs	MIA	17	6	4	0	0	3	7	42.9	0	1	0.0	0	0		42.9	1	3	1	3	+4
7	Ausar Thompson A. Thompson	6	1H	1/4/2025	DET	vs	MIN	15	10	5	1	0	5	5	100.0	0	0		0	0		100.0	2	3	0	0	+12
8	Kelly Oubre Jr. K. Oubre Jr.	6	1H	12/30/2024	PHI	@	POR	21	5	3	1	1	2	3	66.7	0	1	0.0	1	1	100.0	72.7	1	2	2	1	+13
9	Dyson Daniels D. Daniels	6	2H	12/23/2024	ATL	vs	MIN	17	4	1	2	0	2	4	50.0	0	0		0	0		50.0	0	1	2	0	+15
10	De'Aaron Fox D. Fox	6	2H	12/5/2024	SAC	@	MEM	21	12	3	1	0	5	14	35.7	0	3	0.0	2	3	66.7	39.2	1	2	3	2	-1
11	Jaren Jackson Jr. J. Jackson Jr.	6	1H	1/22/2024	MEM	@	TOR	16	16	1	2	0	7	12	58.3	1	2	50.0	1	3	33.3	60.1	1	0	2	2	+2
12	Dyson Daniels D. Daniels	6	1H	11/25/2023	NOP	@	UTA	18	2	2	2	0	1	8	12.5	0	4	0.0	0	0		12.5	0	2	2	0	-6
13	Patrick Beverley P. Beverley	6	2H	4/1/2022	MIN	@	DEN	13	7	4	2	0	2	6	33.3	0	0		3	4	75.0	45.1	2	2	1	2	+3
14	Mikal Bridges M. Bridges	6	1H	11/27/2021	PHX	@	BKN	20	9	1	1	0	4	6	66.7	0	1	0.0	1	1	100.0	69.9	1	0	1	1	+13
15	OG Anunoby	6	1H	3/1/2020	TOR	@	DEN	20	20	6	2	0	8	10	80.0	2	3	66.7	2	2	100.0	91.9	2	4	0	2	-5
16	Robert Covington R. Covington	6	1H	1/11/2020	MIN	@	HOU	16	8	5	1	1	3	7	42.9	0	1	0.0	2	5	40.0	43.5	2	3	0	1	-5
17	James Harden J. Harden	6	2H	3/15/2019	HOU	vs	PHX	23	25	3	4	1	7	12	58.3	2	7	28.6	9	12	75.0	72.3	0	3	2	1	+9
18	Derrick White D. White	6	2H	12/28/2018	SAS	@	DEN	16	8	5	2	0	3	7	42.9	1	4	25.0	1	2	50.0	50.8	2	3	0	3	+12
19	P.J. Tucker	6	2H	10/24/2018	HOU	vs	UTA	21	3	1	0	0	1	4	25.0	1	4	25.0	0	0		37.5	0	1	1	4	-1
20	DeMarcus Cousins D. Cousins	6	1H	1/14/2018	NOP	@	NYK	21	6	6	2	0	2	8	25.0	0	3	0.0	2	4	50.0	30.7	0	6	3	0	-2
21	Marcus Smart M. Smart	6	2H	4/6/2017	BOS	@	ATL	16	9	2	3	1	3	5	60.0	2	3	66.7	1	2	50.0	76.5	1	1	0	2	+9
22	Nerlens Noel N. Noel	6	2H	3/17/2016	PHI	vs	WAS		4	10	2	0	2	5	40.0	0	0		0	2	0.0	34.0	3	7	1	4
23	Robert Covington R. Covington	6	1H	11/27/2015	PHI	@	HOU		13	2	2	1	3	4	75.0	3	4	75.0	4	4	100.0	112.8	0	2	3	0
24	Mario Chalmers M. Chalmers	6	1H	12/5/2014	MIA	@	MIL		4	3	5	0	1	7	14.3	0	1	0.0	2	2	100.0	25.4	0	3	1	0
25	Jamal Shead J. Shead	5	1H	12/2/2025	TOR	vs	POR	12	3	0	3	0	1	4	25.0	0	2	0.0	1	1	100.0	33.8	0	0	1	2	+10