The Boston Celtics had their best record in the first quarter in a single NBA playoff run in 2023-24, with a record of 16-3.

celtics record in a season record in the first quarter in the playoffs

	TEAM	REC	SEASON	W%	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	Celtics	16-3	2023-24	.842	19	60.0	29.9	11.2	7.2	1.6	1.5	10.9	22.7	48.1	4.2	10.9	38.5	3.8	4.8	80.2	60.3	2.4	8.8	2.5	1,140	569	213	137	30	29	47	68
2	Celtics	10-7	2019-20	.588	17	60.0	27.3	11.8	6.0	1.1	1.5	9.7	21.8	44.5	3.7	10.2	36.4	4.2	5.3	78.9	56.5	2.2	9.5	2.9	1,020	464	200	102	19	26	50	93
3	Celtics	14-10	2021-22	.583	24	60.0	25.8	10.8	6.3	2.0	1.7	9.2	21.3	43.2	3.5	9.2	38.0	3.8	4.9	78.0	54.8	2.1	8.7	3.8	1,440	618	258	152	47	40	90	122
4	Celtics	11-8	2017-18	.579	19	60.0	24.1	11.1	4.9	2.1	1.0	9.1	21.5	42.2	2.1	7.1	29.9	3.9	5.1	76.3	50.8	2.2	8.9	2.8	1,140	458	211	93	40	19	53	79
5	Celtics	5-4	2018-19	.556	9	60.0	27.3	13.7	6.4	1.9	0.8	10.1	22.3	45.3	3.2	8.8	36.7	3.9	4.8	81.4	55.9	2.0	11.7	4.3	540	246	123	58	17	7	39	47
6	Celtics	11-9	2022-23	.550	20	60.0	28.3	12.4	6.6	1.6	1.7	11.0	23.7	46.3	3.9	10.1	38.6	2.5	3.0	84.7	56.7	2.9	9.5	2.9	1,200	566	247	132	32	34	57	84
7	Celtics	6-5	2024-25	.545	11	60.0	27.8	12.7	4.7	2.1	1.3	9.6	21.4	45.1	4.1	10.1	40.5	4.5	6.0	74.2	57.9	3.4	9.4	3.8	660	306	140	52	23	14	42	53
8	Celtics	9-9	2016-17	.500	18	60.0	25.4	9.0	6.8	1.9	1.0	9.1	20.3	44.8	3.4	9.0	38.3	3.8	4.7	80.0	56.8	1.7	7.3	3.5	1,080	458	162	123	35	18	63	87
9	Celtics	2-4	2015-16	.333	6	60.0	20.7	13.0	4.8	1.5	2.0	7.5	23.3	32.1	2.3	9.3	25.0	3.3	4.3	76.9	40.9	3.2	9.8	3.5	360	124	78	29	9	12	21	28
10	Celtics	1-4	2020-21	.200	5	60.0	27.6	11.2	3.8	1.6	1.8	9.6	25.2	38.1	3.4	11.2	30.4	5.0	5.4	92.6	50.0	3.4	7.8	2.4	300	138	56	19	8	9	12	22
11	Celtics	0-4	2014-15	.000	4	60.0	25.3	11.3	6.5	0.5	0.5	10.0	23.0	43.5	1.8	5.8	30.4	3.5	4.0	87.5	51.0	2.8	8.5	2.5	240	101	45	26	2	2	10	26