Kenneth Lofton Jr. had the most points by a rookie in a game in 2022-23, with 42 points against the Thunder on April 9, 2023.

Interpreted as:

most points in one regular-season game for rookie 2023

	NAME	PTS	DATE	TM		OPP	MIN	REB	AST	STL	BLK	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TS%	OREB	DREB	TOV	PF	+/-
1	Kenneth Lofton Jr. K. Lofton Jr.	42	4/9/2023	MEM	@	OKC	40	14	0	1	0	17	25	68.0	0	2	0.0	8	12	66.7	69.4	6	8	2	3	-17
2	Paolo Banchero P. Banchero	33	11/5/2022	ORL	vs	SAC	40	16	4	0	1	14	26	53.8	0	3	0.0	5	5	100.0	58.5	1	15	1	2	+1
3	Jaden Ivey J. Ivey	32	3/27/2023	DET	vs	MIL	32	8	8	0	0	9	19	47.4	3	6	50.0	11	12	91.7	65.9	1	7	4	4	+1
4	Jalen Williams J. Williams	32	3/5/2023	OKC	vs	UTA	34	5	5	2	2	12	15	80.0	4	5	80.0	4	6	66.7	90.7	1	4	1	2	0
5	Bennedict Mathurin B. Mathurin	32	10/29/2022	IND	@	BKN	33	5	2	0	0	8	16	50.0	6	9	66.7	10	10	100.0	78.4	2	3	2	4	+9
6	Jalen Williams J. Williams	31	3/28/2023	OKC	vs	CHA	34	3	4	4	0	11	16	68.8	1	2	50.0	8	9	88.9	77.7	1	2	1	4	+9
7	Walker Kessler W. Kessler	31	3/25/2023	UTA	@	SAC	34	11	2	1	1	14	16	87.5	0	0		3	6	50.0	83.2	4	7	1	4	-2
8	Paolo Banchero P. Banchero	31	3/3/2023	ORL	@	CHA	36	6	5	1	1	13	26	50.0	2	6	33.3	3	4	75.0	55.8	1	5	3	2	+3
9	Paolo Banchero P. Banchero	31	12/18/2022	ORL	@	BOS	34	6	3	2	0	9	21	42.9	6	7	85.7	7	9	77.8	62.1	0	6	4	2	+4
10	Andrew Nembhard A. Nembhard	31	12/5/2022	IND	@	GSW	41	8	13	1	0	13	21	61.9	5	7	71.4	0	1	0.0	72.3	0	8	4	3	+16
11	Jaden Ivey J. Ivey	30	4/4/2023	DET	vs	MIA	37	4	7	1	0	11	15	73.3	4	6	66.7	4	5	80.0	87.2	0	4	5	3	-6
12	Paolo Banchero P. Banchero	30	3/31/2023	ORL	@	WAS	34	12	6	0	3	8	17	47.1	1	3	33.3	13	14	92.9	64.8	2	10	2	3	-1
13	Shaedon Sharpe S. Sharpe	30	3/29/2023	POR	vs	SAC	45	7	7	0	1	10	27	37.0	6	13	46.2	4	4	100.0	52.2	0	7	3	2	-28
14	Jabari Smith Jr. J. Smith Jr.	30	3/9/2023	HOU	@	IND	47	12	3	2	1	10	19	52.6	3	5	60.0	7	9	77.8	65.3	3	9	1	1	-3
15	Jalen Duren J. Duren	30	2/10/2023	DET	vs	SAS	42	17	3	1	4	13	20	65.0	0	0		4	9	44.4	62.6	7	10	1	4	-10
16	Keegan Murray K. Murray	30	2/6/2023	SAC	@	HOU	33	6	1	2	0	11	17	64.7	8	12	66.7	0	0		88.2	0	6	1	2	+11
17	Jeremy Sochan J. Sochan	30	1/28/2023	SAS	vs	PHX	40	8	5	0	0	11	25	44.0	3	6	50.0	5	5	100.0	55.1	3	5	3	4	-3
18	Paolo Banchero P. Banchero	30	1/5/2023	ORL	vs	MEM	36	9	3	1	0	10	20	50.0	2	7	28.6	8	9	88.9	62.6	3	6	1	3	+10
19	Jaden Ivey J. Ivey	30	12/20/2022	DET	vs	UTA	33	4	5	1	0	10	14	71.4	2	2	100.0	8	11	72.7	79.6	1	3	5	2	-10
20	Bennedict Mathurin B. Mathurin	30	11/9/2022	IND	vs	DEN	25	2	0	1	0	10	17	58.8	6	9	66.7	4	6	66.7	76.4	0	2	4	3	+5
21	Paolo Banchero P. Banchero	30	11/7/2022	ORL	vs	HOU	35	6	4	2	0	8	16	50.0	2	4	50.0	12	14	85.7	67.7	0	6	5	4	-9
22	Jaden Ivey J. Ivey	29	4/7/2023	DET	@	IND	42	5	9	2	0	9	20	45.0	3	8	37.5	8	10	80.0	59.4	1	4	4	3	-6
23	Bennedict Mathurin B. Mathurin	29	3/29/2023	IND	vs	MIL	41	9	2	2	0	11	21	52.4	1	5	20.0	6	9	66.7	58.1	2	7	0	1	-11
24	Shaedon Sharpe S. Sharpe	29	3/26/2023	POR	vs	OKC	35	5	3	0	0	9	13	69.2	3	5	60.0	8	11	72.7	81.3	0	5	5	3	+11
25	Jeremy Sochan J. Sochan	29	3/14/2023	SAS	vs	ORL	32	11	2	1	0	11	19	57.9	3	6	50.0	4	6	66.7	67.0	1	10	3	4	+18