I don't have anything for this season, but Luka Dončić played the most minutes per game for the Mavericks in the 2024 playoffs with 40.9 minutes per game.

	NAME	MPG	GP	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	Luka Dončić L. Dončić	40.9	22	28.9	9.5	8.1	1.9	0.4	10.2	22.9	44.6	3.1	9.6	32.2	5.3	7.0	76.5	55.6	0.7	8.7	4.1	900	635	208	178	41	8	90	56	+97
2	Kyrie Irving K. Irving	40.0	22	22.1	3.7	5.1	1.0	0.3	8.5	18.1	46.7	2.4	6.2	39.0	2.8	3.3	84.9	56.6	1.0	2.7	2.3	879	487	81	113	23	7	51	62	+113
3	P.J. Washington Jr.	35.7	22	13.0	6.6	1.4	0.7	0.8	4.5	10.6	42.7	2.1	6.1	34.8	1.8	2.5	70.9	55.4	1.5	5.1	1.5	785	286	145	31	16	17	32	67	+48
4	Derrick Jones Jr. D. Jones Jr.	29.4	22	9.1	3.5	1.2	0.5	1.0	3.5	7.3	48.1	1.1	3.0	36.9	1.0	1.4	73.3	57.7	1.5	2.0	0.8	647	200	76	27	11	21	18	54	+43
5	Dereck Lively II D. Lively II	22.0	21	7.9	7.4	1.3	0.4	1.0	3.0	4.5	67.4	0.0	0.0	100.0	1.7	2.9	59.0	67.7	2.7	4.7	1.0	462	165	156	27	9	20	21	48	+98
6	Daniel Gafford D. Gafford	20.2	22	9.0	5.5	0.7	0.3	1.5	3.5	5.6	63.4	0.0	0.0		1.9	3.0	63.1	65.0	1.9	3.6	0.9	445	197	122	15	6	33	19	38	-46
7	Josh Green J. Green	18.1	22	5.0	2.5	1.0	0.8	0.1	1.6	3.9	42.4	1.0	2.7	39.0	0.6	0.9	73.7	58.4	1.0	1.6	0.3	399	109	56	23	17	3	7	29	+3
8	Maxi Kleber M. Kleber	16.8	13	3.7	1.9	1.0	0.2	0.3	1.2	3.0	41.0	0.9	2.2	42.9	0.3	0.5	66.7	57.6	0.3	1.6	0.4	219	48	25	13	3	4	5	20	+13
9	Tim Hardaway Jr. T. Hardaway Jr.	12.7	14	4.4	1.8	0.4	0.4	0.1	1.6	4.1	37.9	0.9	2.6	35.1	0.3	0.6	50.0	49.6	0.1	1.6	0.1	178	61	25	5	5	1	2	10	-35
10	Markieff Morris M. Morris	12.0	1	3.0	4.0	0.0	0.0	0.0	1.0	5.0	20.0	1.0	3.0	33.3	0.0	0.0		30.0	0.0	4.0	1.0	12	3	4	0	0	0	1	1	+6
11	Dante Exum D. Exum	6.9	21	2.0	0.8	0.6	0.1	0.0	0.8	2.1	36.4	0.3	1.0	35.0	0.2	0.3	66.7	46.1	0.1	0.7	0.2	144	43	17	12	3	1	5	9	-14
12	Jaden Hardy J. Hardy	6.8	19	4.2	0.8	0.9	0.2	0.0	1.5	3.6	42.6	0.6	1.4	40.7	0.6	0.8	73.3	53.6	0.1	0.7	0.4	129	80	15	17	3	0	7	13	-23
13	Dwight Powell D. Powell	3.4	13	0.5	0.9	0.2	0.1	0.0	0.1	0.2	33.3	0.0	0.0		0.3	0.5	66.7	53.2	0.2	0.7	0.2	44	6	12	3	1	0	3	9	0
14	A.J. Lawson	3.0	10	1.1	0.3	0.0	0.0	0.1	0.4	0.9	44.4	0.2	0.6	33.3	0.1	0.2	50.0	55.7	0.1	0.2	0.0	30	11	3	0	0	1	0	1	-12
15	Olivier-Maxence Prosper O. Prosper	3.0	3	0.0	1.0	0.3	0.0	0.0	0.0	0.7	0.0	0.0	0.0		0.0	0.0		0.0	0.0	1.0	0.0	9	0	3	1	0	0	0	0	-6