Kobe Bryant has the most career games by a player younger than 22 in the playoffs, with 50 games.

Interpreted as:

most playoff games by a player under the age of 22

	NAME	GP	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	PTS	REB	AST	STL	BLK	TOV	PF	+/-
1	Kobe Bryant K. Bryant	50	30.5	15.9	3.7	3.2	1.1	1.0	5.7	13.3	43.0	0.8	2.5	31.5	3.6	4.7	76.3	51.4	0.9	2.8	2.2	1,525	793	185	161	53	52	111	164	+15
2	Tony Parker T. Parker	44	35.0	15.7	2.6	4.4	1.0	0.1	6.1	14.5	42.1	1.0	2.9	33.3	2.5	3.6	70.7	48.8	0.4	2.2	2.3	1,541	691	116	195	44	5	100	88	+106
3	Jaylen Brown J. Brown	35	22.8	11.7	3.5	1.1	0.6	0.3	4.5	9.6	46.9	1.4	3.9	36.3	1.3	1.9	64.7	55.7	0.8	2.7	1.0	798	409	123	39	20	12	36	84	-1
4	Kawhi Leonard K. Leonard	35	33.0	11.6	7.8	0.9	1.5	0.5	4.6	8.6	53.2	1.2	2.8	41.4	1.3	1.9	67.7	61.4	1.9	5.9	1.0	1,154	405	273	30	54	17	36	63	+163
5	Cason Wallace C. Wallace	33	21.6	5.2	2.2	1.8	1.2	0.4	2.0	4.8	41.9	0.9	2.7	32.2	0.2	0.3	63.6	51.6	0.9	1.3	0.6	714	170	74	58	41	12	20	65	+162
6	Andrew Bynum A. Bynum	29	15.8	5.7	3.8	0.3	0.3	0.8	2.3	4.9	46.2	0.0	0.0		1.1	1.8	60.4	49.3	1.4	2.3	0.7	457	164	109	10	8	23	21	84	+8
7	Jayson Tatum J. Tatum	28	34.9	17.4	5.1	2.5	1.2	0.6	6.1	13.3	46.1	1.2	3.6	32.4	4.0	4.9	81.6	56.4	0.6	4.5	2.1	978	488	143	69	33	17	59	71	+44
8	Darryl Dawkins D. Dawkins	28	18.3	6.9	5.5	1.0			2.8	5.3	52.0				1.4	2.3	62.5	55.1			1.4	511	194	155	27			14	80
9	Jonathan Kuminga J. Kuminga	26	7.7	4.5	1.4	0.5	0.2	0.1	1.7	3.2	51.2	0.2	0.8	30.0	1.0	1.3	71.4	58.9	0.3	1.1	0.6	199	117	36	13	5	2	15	16	-58
10	Jordan Farmar J. Farmar	26	18.2	5.8	1.8	1.3	0.5	0.2	2.2	5.5	39.2	0.7	2.1	35.2	0.8	0.9	87.0	49.3	0.3	1.5	0.8	474	151	47	35	13	5	22	36	-116
11	Moses Moody M. Moody	25	10.6	4.4	1.6	0.5	0.3	0.3	1.5	2.8	53.5	0.8	1.4	57.1	0.6	0.7	83.3	70.3	0.4	1.2	0.2	266	111	39	12	8	7	5	22	-18
12	Tyler Herro T. Herro	25	32.0	14.9	4.8	3.4	0.4	0.1	5.3	12.6	41.9	2.2	5.9	36.7	2.2	2.4	88.5	54.4	0.3	4.5	1.8	799	372	120	84	9	3	45	33	-35
13	Tyrese Maxey T. Maxey	24	26.7	13.5	2.7	2.6	0.5	0.3	4.9	10.3	47.2	1.3	3.4	37.0	2.5	3.0	84.7	58.1	0.3	2.4	1.1	642	325	64	63	12	8	26	40	+11
14	Onyeka Okongwu O. Okongwu	23	11.9	3.2	3.3	0.2	0.4	0.7	1.1	2.0	55.3	0.0	0.0	0.0	1.0	1.3	71.0	61.0	1.4	1.9	0.3	274	74	75	4	9	17	8	47	-25
15	James Harden J. Harden	23	28.6	11.6	4.6	3.1	1.2	0.6	3.4	7.4	45.9	1.3	4.0	31.5	3.6	4.3	82.8	62.5	0.5	4.1	1.3	657	267	106	72	27	14	31	62	+85
16	Serge Ibaka S. Ibaka	23	28.0	9.3	7.1	0.2	0.3	2.8	3.8	7.8	48.3	0.0	0.0	0.0	1.7	2.2	80.0	53.0	2.6	4.5	1.2	643	214	163	5	6	64	27	83	+5
17	Clint Capela C. Capela	22	7.7	3.0	2.8	0.3	0.3	0.5	1.1	1.8	60.0	0.0	0.0		0.8	1.5	50.0	59.1	1.0	1.9	0.3	170	65	62	7	6	11	6	24	-60
18	Jarace Walker J. Walker	21	7.0	2.1	1.2	0.6	0.2	0.1	0.8	2.1	36.4	0.4	1.1	34.8	0.2	0.3	57.1	46.7	0.1	1.0	0.6	147	44	25	12	4	3	13	12	-26
19	Dereck Lively II D. Lively II	21	22.0	7.9	7.4	1.3	0.4	1.0	3.0	4.5	67.4	0.0	0.0	100.0	1.7	2.9	59.0	67.7	2.7	4.7	1.0	462	165	156	27	9	20	21	48	+98
20	Bradley Beal B. Beal	21	41.7	21.2	5.2	4.6	1.6	0.7	7.4	18.0	41.4	2.1	5.5	38.8	4.2	5.1	81.5	52.4	1.4	3.9	2.3	875	445	110	96	34	14	49	50	+53
21	Darko Milicic D. Milicic	21	7.1	2.6	1.2	0.3	0.1	0.2	1.0	2.1	48.9	0.0	0.0		0.5	1.0	50.0	50.3	0.6	0.6	0.3	150	55	25	6	2	5	6	13	-12
22	Zach Collins Z. Collins	20	17.2	6.9	3.5	1.0	0.5	1.2	2.6	5.6	46.8	0.5	1.8	28.6	1.2	1.5	79.3	55.3	1.0	2.5	1.1	344	137	70	20	10	23	22	64	-47
23	Cory Joseph C. Joseph	20	9.6	3.0	1.6	1.2	0.3	0.1	1.3	2.8	46.4	0.1	0.6	18.2	0.3	0.6	45.5	48.5	0.4	1.2	0.5	192	59	31	24	6	2	10	15	+38
24	Daniel Gibson D. Gibson	20	20.1	8.3	1.6	1.1	0.6	0.2	2.5	5.8	43.1	1.4	3.3	40.9	1.9	2.2	88.4	61.1	0.5	1.2	0.5	402	165	32	21	12	4	9	34	+70
25	Richard Jefferson R. Jefferson	20	22.1	7.0	4.6	1.3	0.6	0.5	2.7	5.7	46.5	0.0	0.1	0.0	1.7	3.0	55.0	49.5	0.8	3.8	1.3	441	139	92	25	11	9	26	40	+8