LeBron James has gotten the most career steals by a player younger than 23, with 603 steals.

Interpreted as:

most steals before turning 23 years old by a player

	NAME	STL	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	BLK	TOV	PF	+/-
1	LeBron James L. James	603	342	41.2	26.9	6.7	6.5	1.8	0.8	9.7	21.0	46.4	1.3	3.9	32.4	6.1	8.4	73.1	54.4	1.2	5.5	3.3	14,086	9,188	2,288	2,231	260	1,130	705	+714
2	Chris Paul C. Paul	510	222	36.8	18.2	4.5	9.5	2.3	0.1	6.4	14.0	45.6	0.9	2.6	33.7	4.6	5.5	84.0	55.5	0.8	3.7	2.5	8,167	4,046	1,001	2,105	13	545	557	+253
3	Baron Davis B. Davis	431	243	32.5	12.6	3.7	6.5	1.8	0.4	4.7	11.0	42.2	1.1	3.5	32.5	2.1	3.4	62.8	50.1	1.1	2.6	2.5	7,908	3,053	907	1,590	101	607	702	+472
4	Tracy McGrady T. McGrady	426	345	31.1	17.8	6.4	3.6	1.2	1.4	6.7	14.8	45.2	0.6	1.7	34.2	3.8	5.2	73.0	52.0	2.2	4.3	2.0	10,746	6,135	2,225	1,226	469	693	680	+281
5	Jrue Holiday J. Holiday	425	298	32.8	13.4	3.6	5.8	1.4	0.3	5.3	12.2	43.7	1.0	2.7	37.4	1.7	2.2	78.1	50.8	0.9	2.7	2.7	9,789	3,994	1,064	1,726	97	801	663	+103
6	Metta Sandiford-Artest M. Sandiford-Artest	424	210	30.8	12.5	4.3	2.7	2.0	0.6	4.5	10.9	41.5	0.8	2.5	31.4	2.6	3.7	70.1	49.6	0.9	3.4	2.2	6,470	2,620	910	576	130	454	653	-658
7	Kobe Bryant K. Bryant	415	334	31.0	18.5	4.4	3.4	1.2	0.7	6.5	14.4	45.4	0.8	2.4	32.5	4.6	5.6	82.7	54.8	1.2	3.2	2.5	10,362	6,178	1,453	1,141	218	828	877	+1316
8	Anthony Edwards A. Edwards	413	302	34.4	22.9	5.2	4.1	1.4	0.6	8.2	18.4	44.6	2.6	7.4	35.3	3.9	4.9	79.3	55.8	0.7	4.5	2.8	10,392	6,920	1,567	1,241	182	850	620	+489
9	Dyson Daniels D. Daniels	412	222	26.4	8.7	4.7	3.5	1.9	0.5	3.6	7.7	47.3	0.7	2.2	31.1	0.8	1.3	62.0	53.1	1.3	3.4	1.5	5,853	1,940	1,038	780	100	332	439	+45
10	Kevin Garnett K. Garnett	408	286	36.0	16.2	8.4	3.3	1.4	1.8	6.8	14.1	48.6	0.1	0.3	26.6	2.4	3.4	73.0	52.1	2.6	5.7	2.1	10,290	4,639	2,394	931	527	612	764	+344
11	Giannis Antetokounmpo G. Antetokounmpo	394	339	32.1	15.8	7.1	3.6	1.2	1.3	5.8	11.5	50.3	0.4	1.4	27.5	3.9	5.2	74.3	57.4	1.4	5.7	2.3	10,886	5,364	2,407	1,230	445	796	1,006	-243
12	John Williams J. Williams	388	242	27.3	11.9	5.7	3.2	1.6	0.6	4.7	10.2	46.4	0.1	0.6	22.2	2.3	3.2	72.4	51.3	1.7	4.0	1.7	6,614	2,885	1,383	779	134	423	603
13	Kevin Durant K. Durant	374	314	38.0	25.9	6.3	2.7	1.2	0.9	8.8	19.0	46.2	1.4	3.8	35.8	7.0	7.9	88.2	57.6	1.0	5.3	3.0	11,930	8,128	1,986	842	288	946	586	-450
14	Russell Westbrook R. Westbrook	373	246	33.9	17.8	4.8	7.1	1.5	0.3	6.2	14.8	42.1	0.4	1.4	27.4	4.9	6.0	81.6	50.9	1.8	3.0	3.5	8,328	4,371	1,179	1,757	80	858	602	+123
15	Rajon Rondo R. Rondo	369	211	28.4	9.2	4.3	5.5	1.7	0.1	3.8	7.9	47.6	0.1	0.4	25.9	1.6	2.6	63.0	51.2	1.1	3.2	2.1	5,991	1,948	910	1,162	29	434	507	+1080
16	Andre Iguodala A. Iguodala	369	209	36.2	12.0	5.7	3.5	1.8	0.4	4.1	8.4	48.5	0.6	1.9	33.0	3.2	4.1	77.7	58.6	1.2	4.5	2.1	7,557	2,514	1,192	729	83	436	532	-171
17	Josh Smith J. Smith	358	312	33.0	13.6	7.4	2.7	1.1	2.6	5.1	11.4	44.5	0.3	1.3	26.5	3.1	4.5	70.2	50.9	2.1	5.3	2.5	10,288	4,251	2,314	836	797	783	938	-875
18	Andre Drummond A. Drummond	352	304	29.7	13.2	12.6	0.6	1.2	1.6	5.7	10.3	55.3	0.0	0.0	25.0	1.8	4.7	38.0	53.3	4.7	7.9	1.5	9,029	4,015	3,830	187	491	442	947	-212
19	Kyrie Irving K. Irving	348	248	34.6	21.0	3.5	5.7	1.4	0.3	7.6	16.8	45.3	1.8	4.6	38.8	4.0	4.6	86.2	55.8	0.7	2.8	2.8	8,570	5,210	880	1,410	81	699	552	-173
20	Gilbert Arenas G. Arenas	346	212	33.8	17.5	4.2	5.2	1.6	0.2	5.9	13.9	42.4	1.6	4.4	36.5	4.1	5.3	78.0	54.0	1.0	3.2	3.3	7,171	3,712	886	1,105	43	698	643	-314
21	Thaddeus Young T. Young	344	298	28.2	12.5	4.9	1.1	1.2	0.2	5.3	10.4	50.8	0.4	1.2	33.8	1.5	2.1	71.6	55.0	1.8	3.1	1.4	8,414	3,726	1,473	323	72	407	594	+350
22	Anthony Davis A. Davis	337	255	34.0	20.7	9.7	1.7	1.3	2.4	8.0	15.4	51.8	0.1	0.5	27.6	4.6	5.9	77.8	57.5	2.6	7.1	1.6	8,668	5,276	2,467	426	621	407	636	-125
23	Larry Hughes L. Hughes	335	222	29.0	13.8	4.4	3.2	1.5	0.4	5.2	12.9	40.1	0.3	1.4	21.6	3.2	4.3	73.9	46.8	1.5	2.9	2.3	6,443	3,073	970	705	88	517	526	-712
24	Andrei Kirilenko A. Kirilenko	333	212	29.3	12.6	5.7	1.9	1.6	2.2	4.1	8.8	47.0	0.5	1.6	32.9	3.8	4.8	79.1	57.8	2.0	3.7	1.8	6,221	2,674	1,213	395	473	389	459	+501
25	Allen Iverson A. Iverson	333	156	39.7	22.7	3.9	6.8	2.1	0.3	8.2	18.7	43.8	1.4	4.4	32.6	4.9	6.9	71.5	52.4	1.3	2.6	3.7	6,195	3,545	608	1,061	49	581	433	-531