Charles Barkley had the most games with more than 20 points and more than 20 rebounds, with 31 games.

Interpreted as:

most regular-season games by a player with more than 20 points and more than 20 rebounds

	NAME	GP	PTS	REB	MPG	PPG	RPG	APG	SPG	BPG	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TPG	MIN	AST	STL	BLK	TOV	PF	+/-
1	Charles Barkley C. Barkley	31	934	688	43.5	30.1	22.2	4.8	2.1	1.3	10.4	17.5	59.7	0.5	1.7	25.9	8.8	11.7	75.5	66.6	8.5	13.7	5.1	1,350	148	66	41	159	103	0
2	Dwight Howard D. Howard	29	760	667	40.9	26.2	23.0	1.7	1.4	2.2	9.2	15.1	60.9	0.0	0.2	0.0	7.9	13.4	58.5	62.4	7.0	16.0	3.3	1,185	48	41	64	95	84	+198
3	Andre Drummond A. Drummond	27	692	626	39.0	25.6	23.2	2.3	2.0	1.8	10.6	17.6	60.2	0.0	0.3	0.0	4.4	7.6	58.5	61.2	7.9	15.3	2.8	1,054	62	55	49	75	91	+86
4	Moses Malone M. Malone	23	703	520	40.3	30.6	22.6	1.7		2.7	9.9	21.1	46.7	0.0	0.1	0.0	10.8	13.7	79.3	56.3	9.4	13.2		926	39		61		60
5	Hakeem Olajuwon H. Olajuwon	21	625	471	41.7	29.8	22.4	2.5	2.4	4.7	11.7	21.9	53.4	0.0	0.1	0.0	6.4	10.0	64.6	56.7	7.1	15.3	4.0	876	52	50	99	84	81
6	Shaquille O'Neal S. O'Neal	19	598	434	42.4	31.5	22.8	2.2	0.3	3.9	12.5	20.8	60.1	0.0	0.0		6.4	11.8	54.5	60.5	7.6	15.3	3.4	805	42	6	75	64	64	+77
7	Kevin Garnett K. Garnett	17	464	380	42.2	27.3	22.4	5.9	0.9	1.9	10.4	21.4	48.6	0.3	0.9	31.3	6.2	7.5	82.7	55.3	5.8	16.6	2.4	718	101	15	33	41	47	+122
8	Kevin Willis K. Willis	17	481	389	43.0	28.3	22.9	1.8	0.9	0.8	11.4	21.0	54.1	0.2	0.8	30.8	5.4	7.0	76.5	58.8	7.5	15.4	2.2	731	31	16	13	38	44
9	Tim Duncan T. Duncan	16	432	347	42.0	27.0	21.7	3.2	0.6	2.9	10.3	20.6	49.8	0.1	0.3	20.0	6.4	10.0	64.4	54.1	6.4	15.3	2.5	672	51	10	46	40	44	+42
10	Nikola Jokić N. Jokić	14	438	305	38.0	31.3	21.8	10.1	1.6	0.9	11.7	23.2	50.5	1.5	4.3	35.0	6.4	7.6	84.0	58.9	5.3	16.5	3.8	533	141	22	12	53	41	+111
11	Patrick Ewing P. Ewing	14	430	314	42.5	30.7	22.4	3.2	1.3	3.5	11.7	22.1	53.1	0.1	0.2	33.3	7.2	10.1	71.1	57.9	5.3	17.1	3.4	595	45	18	49	48	52	+15
12	Karl-Anthony Towns K. Towns	12	363	266	37.3	30.3	22.2	3.7	0.8	1.3	11.5	18.8	61.3	2.1	4.3	48.1	5.2	6.3	82.7	70.3	4.6	17.6	3.9	448	44	9	15	47	46	+85
13	Kevin Love K. Love	12	326	275	41.4	27.2	22.9	2.6	0.8	1.2	9.2	18.9	48.5	1.6	4.0	39.6	7.3	8.3	87.9	60.2	6.9	16.0	2.0	496	31	9	14	24	29	+54
14	Bill Laimbeer B. Laimbeer	11	308	239	41.0	28.0	21.7	2.3	0.7	1.7	11.3	19.5	57.7	0.7	1.4	53.3	4.7	5.6	83.9	63.6	5.8	15.9	1.5	451	25	8	19	17	42
15	Clint Capela C. Capela	10	244	228	38.6	24.4	22.8	1.2	1.3	2.0	10.3	15.7	65.6	0.0	0.0		3.8	6.6	57.6	65.6	9.4	13.4	1.2	386	12	13	20	12	20	+60
16	Anthony Davis A. Davis	9	318	204	41.5	35.3	22.7	2.8	1.9	3.0	12.7	22.8	55.6	1.3	2.9	46.2	8.7	10.4	83.0	64.5	5.9	16.8	3.2	374	25	17	27	29	20	+80
17	Domantas Sabonis D. Sabonis	8	194	189	40.4	24.3	23.6	6.8	0.4	0.8	9.8	16.1	60.5	1.1	2.1	52.9	3.6	5.9	61.7	64.8	7.3	16.4	4.0	324	54	3	6	32	24	+64
18	Rony Seikaly R. Seikaly	8	197	171	43.5	24.6	21.4	1.3	1.0	2.1	8.8	16.9	51.9	0.0	0.1	0.0	7.1	10.8	66.3	57.0	6.8	14.6	3.3	348	10	8	17	26	27
19	David Robinson D. Robinson	8	243	177	41.1	30.4	22.1	2.8	1.9	4.4	10.6	20.6	51.5	0.0	0.1	0.0	9.1	12.1	75.3	58.5	8.5	13.6	3.6	329	22	15	35	29	25	+12
20	Karl Malone K. Malone	8	233	173	45.0	29.1	21.6	5.1	1.6	1.4	10.0	23.3	43.0	0.1	0.5	25.0	9.0	11.5	78.3	51.4	6.4	15.3	3.6	360	41	13	11	29	28	+12
21	Rudy Gobert R. Gobert	7	166	159	35.9	23.7	22.7	1.0	0.9	2.3	7.1	10.9	65.8	0.0	0.0		9.4	13.0	72.5	71.5	7.4	15.3	2.1	251	7	6	16	15	23	+78
22	Buck Williams B. Williams	7	175	152	42.9	25.0	21.7	2.0	1.1	2.1	9.6	16.3	58.8	0.0	0.0		5.9	7.7	75.9	63.5	7.0	14.7	3.6	300	14	8	15	25	24
23	Hassan Whiteside H. Whiteside	6	147	132	33.0	24.5	22.0	0.3	0.2	2.2	10.0	17.3	57.7	0.2	0.3	50.0	4.3	6.7	65.0	60.4	8.0	14.0	1.8	198	2	1	13	11	17	+23
24	DeMarcus Cousins D. Cousins	6	224	135	42.5	37.3	22.5	5.7	1.7	2.7	12.7	25.3	50.0	1.7	3.7	45.5	10.3	14.0	73.8	59.3	6.8	15.7	4.3	255	34	10	16	26	21	+21
25	Enes Kanter Freedom E. Kanter Freedom	6	144	145	38.9	24.0	24.2	2.7	0.5	0.7	9.8	15.7	62.8	0.0	0.3	0.0	4.3	5.7	76.5	66.1	8.2	16.0	3.3	234	16	3	4	20	14	+77