Oscar Robertson had his most points in a game against the Lakers on December 18, 1964, with 56 points.

Interpreted as:

Oscar Robertson most points in a regular-season game

	NAME	PTS	DATE	TM		OPP	MIN	REB	AST	FGM	FGA	FG%	FTM	FTA	FT%	TS%	PF
1	Oscar Robertson O. Robertson	56	12/18/1964	CIN	vs	LAL		9	12	17	33	51.5	22	23	95.7	64.9	2
2	Oscar Robertson O. Robertson	50	2/6/1965	CIN		PHI	48	13	1	17	32	53.1	16	16	100.0	64.0	1
3	Oscar Robertson O. Robertson	49	11/15/1961	CIN	@	PHI	42	22	7	19	34	55.9	11	16	68.8	59.7	4
4	Oscar Robertson O. Robertson	48	11/10/1966	CIN	vs	BOS	53	7	10	17	33	51.5	14	15	93.3	60.6	1
5	Oscar Robertson O. Robertson	48	12/3/1965	CIN	@	LAL	48	8	9	14	24	58.3	20	24	83.3	69.4	1
6	Oscar Robertson O. Robertson	48	12/27/1964	CIN	@	BAL		10	10	13	29	44.8	22	26	84.6	59.3	4
7	Oscar Robertson O. Robertson	48	3/14/1964	CIN	@	STL	48	11	13	18	29	62.1	12	15	80.0	67.4	4
8	Oscar Robertson O. Robertson	48	2/2/1964	CIN	@	BOS	53	7	10	16	30	53.3	16	16	100.0	64.8	5
9	Oscar Robertson O. Robertson	48	12/5/1963	CIN	vs	BOS	48	11	7	18	29	62.1	12	12	100.0	70.0	3
10	Oscar Robertson O. Robertson	47	2/6/1962	CIN	vs	DET		12	8	19	31	61.3	9	10	90.0	66.4	3
11	Oscar Robertson O. Robertson	46	2/15/1967	CIN	vs	NYK	47	5	14	15	28	53.6	16	17	94.1	64.8	3
12	Oscar Robertson O. Robertson	45	2/17/1964	CIN		SFW	48	11	12	14	31	45.2	17	18	94.4	57.8	3
13	Oscar Robertson O. Robertson	45	1/14/1961	CIN	@	LAL	47	8	8	13			19	22	86.4		5
14	Oscar Robertson O. Robertson	45	12/27/1960	CIN	vs	SYR	48	12	13	15	27	55.6	15	18	83.3	64.4	2
15	Oscar Robertson O. Robertson	44	12/11/1969	CIN	@	DET		7	7	18	34	52.9	8	10	80.0	57.3	2
16	Oscar Robertson O. Robertson	44	3/5/1966	CIN	vs	NYK	53	8	22	16	22	72.7	12	12	100.0	80.6	4
17	Oscar Robertson O. Robertson	44	2/18/1966	CIN	@	BAL	48	9	12	15	28	53.6	14	16	87.5	62.8	5
18	Oscar Robertson O. Robertson	44	2/2/1966	CIN	@	LAL	48	5	13	16	32	50.0	12	15	80.0	57.0	4
19	Oscar Robertson O. Robertson	44	11/27/1965	CIN	@	NYK	48	5	16	14	19	73.7	16	16	100.0	84.5	2
20	Oscar Robertson O. Robertson	44	2/3/1965	CIN	vs	LAL	40	5	11	17	25	68.0	10	10	100.0	74.8	1
21	Oscar Robertson O. Robertson	44	2/15/1964	CIN	@	NYK	48	10	7	14	22	63.6	16	18	88.9	73.5	5
22	Oscar Robertson O. Robertson	44	1/19/1964	CIN	@	STL	48	10	10	14	21	66.7	16	19	84.2	74.9	2
23	Oscar Robertson O. Robertson	44	11/15/1960	CIN	vs	PHI		15	11	17	34	50.0	10	12	83.3	56.0	2
24	Oscar Robertson O. Robertson	43	1/5/1968	CIN	@	DET	53	12	11	15	36	41.7	13	14	92.9	51.0	4
25	Oscar Robertson O. Robertson	43	3/13/1967	CIN	@	CHI	45	8	9	14	18	77.8	15	15	100.0	87.4	4