Ja Morant got the most double-doubles by a rookie in 2019-20, with 15 double-doubles.

	NAME	DD2	SEASON	TM	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	Ja Morant J. Morant	15	2019-20	MEM	67	31.0	17.8	3.9	7.3	0.9	0.3	6.7	14.0	47.7	0.9	2.7	33.5	3.6	4.6	77.6	55.6	0.8	3.1	3.3	2,074	1,193	259	488	58	18	220	110	-17
2	Michael Porter Jr. M. Porter Jr.	9	2019-20	DEN	55	16.4	9.3	4.7	0.8	0.5	0.5	3.5	7.0	50.9	1.1	2.7	42.2	1.1	1.3	83.3	61.7	1.2	3.5	0.9	903	512	259	46	27	25	49	100	+21
3	P.J. Washington	4	2019-20	CHA	58	30.3	12.2	5.4	2.1	0.9	0.8	4.6	10.2	45.5	1.5	4.0	37.4	1.5	2.3	64.7	54.7	1.0	4.4	1.6	1,759	710	316	123	51	44	93	158	-220
4	Eric Paschall E. Paschall	4	2019-20	GSW	60	27.6	14.0	4.6	2.1	0.5	0.2	5.3	10.7	49.7	0.6	2.2	28.7	2.7	3.5	77.4	57.1	1.4	3.2	1.6	1,654	837	275	127	32	13	94	125	-374
5	De'Andre Hunter D. Hunter	3	2019-20	ATL	63	32.0	12.3	4.5	1.8	0.7	0.3	4.4	10.8	41.0	1.7	4.8	35.5	1.7	2.3	76.4	52.1	0.7	3.8	1.6	2,018	778	286	112	44	18	103	182	-261
6	Jaxson Hayes J. Hayes	3	2019-20	NOP	64	16.9	7.4	4.0	0.9	0.4	0.9	2.7	4.0	67.2	0.0	0.1	25.0	1.9	3.0	64.7	68.9	1.5	2.5	0.8	1,080	472	259	56	26	55	53	161	-58
7	Rui Hachimura R. Hachimura	3	2019-20	WAS	48	30.1	13.5	6.1	1.8	0.8	0.2	5.3	11.4	46.6	0.5	1.8	28.7	2.4	2.9	82.9	53.5	1.6	4.5	1.1	1,444	649	294	87	37	8	53	105	-253
8	Brandon Clarke B. Clarke	3	2019-20	MEM	58	22.4	12.1	5.9	1.4	0.6	0.8	5.1	8.2	61.9	0.4	1.1	35.9	1.5	1.9	75.9	66.4	1.6	4.4	0.9	1,300	700	345	81	32	48	55	100	-20
9	Jordan McLaughlin J. McLaughlin	2	2019-20	MIN	30	19.7	7.6	1.6	4.2	1.1	0.1	2.9	5.9	48.9	1.0	2.5	38.2	0.9	1.3	66.7	58.7	0.2	1.4	1.0	590	229	49	125	34	4	31	31	-70
10	Zion Williamson Z. Williamson	2	2019-20	NOP	24	27.8	22.5	6.3	2.1	0.7	0.4	8.8	15.0	58.3	0.3	0.6	42.9	4.8	7.4	64.0	61.6	2.7	3.6	2.5	668	540	150	50	16	9	59	42	+62
11	RJ Barrett	2	2019-20	NYK	56	30.4	14.3	5.0	2.6	1.0	0.3	5.2	13.0	40.2	1.1	3.5	32.0	2.8	4.5	61.4	47.9	0.9	4.1	2.2	1,704	803	279	143	55	17	124	122	-325
12	Cameron Johnson C. Johnson	2	2019-20	PHX	57	22.0	8.8	3.3	1.2	0.6	0.4	3.1	7.1	43.5	1.9	4.8	39.0	0.8	1.0	80.7	58.6	0.9	2.4	0.6	1,255	504	187	69	36	20	32	88	+11
13	Sekou Doumboya S. Doumboya	2	2019-20	DET	38	19.8	6.4	3.1	0.5	0.5	0.2	2.4	6.2	39.0	0.7	2.6	28.6	0.8	1.2	67.4	47.4	0.5	2.6	0.9	754	243	118	19	20	8	35	80	-178
14	Naz Reid N. Reid	2	2019-20	MIN	30	16.5	9.0	4.1	1.2	0.6	0.7	3.3	8.1	41.2	1.1	3.2	33.0	1.2	1.8	69.8	50.5	1.1	3.0	0.7	495	269	124	35	19	22	22	83	+6
15	Darius Garland D. Garland	1	2019-20	CLE	59	30.9	12.3	1.9	3.9	0.7	0.1	4.7	11.8	40.1	1.8	5.0	35.5	1.1	1.2	87.5	49.8	0.5	1.4	2.6	1,824	728	111	229	42	4	151	92	-295
16	Tyler Herro T. Herro	1	2019-20	MIA	55	27.4	13.5	4.1	2.2	0.6	0.2	4.9	11.5	42.8	2.1	5.4	38.9	1.6	1.8	87.0	55.0	0.3	3.8	1.6	1,508	743	224	121	34	9	87	76	-20
17	Goga Bitadze G. Bitadze	1	2019-20	IND	54	8.7	3.2	2.0	0.4	0.2	0.7	1.3	2.8	46.7	0.1	0.8	19.0	0.4	0.6	72.7	52.3	0.5	1.5	0.5	471	172	106	23	10	37	28	65	-14
18	Nassir Little N. Little	1	2019-20	POR	48	11.9	3.6	2.3	0.5	0.3	0.3	1.4	3.1	43.0	0.3	1.2	23.7	0.6	0.9	63.6	50.5	0.6	1.6	0.3	572	172	108	22	13	14	15	72	-54
19	Keldon Johnson K. Johnson	1	2019-20	SAS	17	17.7	9.1	3.4	0.9	0.8	0.1	3.1	5.2	59.6	0.8	1.3	59.1	2.1	2.6	79.5	71.1	0.6	2.8	0.8	301	154	57	15	14	2	13	28	+67
20	Bruno Fernando B. Fernando	1	2019-20	ATL	56	12.7	4.3	3.5	0.9	0.3	0.3	1.8	3.6	51.8	0.1	0.7	13.5	0.5	0.9	56.9	54.2	1.2	2.3	0.8	712	240	198	49	18	17	42	107	-94
21	Terance Mann T. Mann	1	2019-20	LAC	41	8.8	2.4	1.3	1.3	0.3	0.1	0.9	1.9	46.8	0.2	0.5	35.0	0.4	0.7	66.7	54.5	0.2	1.1	0.4	362	99	55	53	11	5	18	46	-5
22	Darius Bazley D. Bazley	1	2019-20	OKC	61	18.5	5.6	4.0	0.7	0.4	0.7	2.0	5.2	39.4	0.8	2.3	34.8	0.7	1.0	69.4	49.7	0.5	3.5	0.7	1,129	342	246	41	23	41	45	55	-79
23	Terence Davis T. Davis	1	2019-20	TOR	72	16.8	7.5	3.3	1.6	0.5	0.2	2.8	6.1	45.6	1.3	3.4	38.8	0.7	0.8	86.4	58.8	0.7	2.6	1.1	1,209	543	237	115	39	14	76	124	+200