Rienk Mast C

Rienk Johannes Mast

Height: 6-10 (208cm)

Weight: 250 lbs (113kg)

Born: Jul 19, 2001 (24 years old)

Hometown: Groningen, Netherlands

Nationality: Netherlands

Current NBA Status: Unrestricted Free Agent

Agent: Phillip Parun, John Noonan

NBA Draft: 2026 Undrafted

Pre-Draft Team: Nebraska (Sr)

Rienk Mast Player Profile

NBA Career
NCAA Career
International Career
National Career

NBA Career

0 Years Of Service

NBA Transactions

Date	Transaction
Jun 24, 2026	Rienk Mast went undrafted in the 2026 NBA Draft making him an Unrestricted FA.

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NBA Summer League Stats

Summary
Per Game
Totals
Advanced
Misc

Season	Age	Team	League	GP	MIN	PTS	REB	AST	STL	BLK	TOV	FG%	3P%	FT%
2026-27	25	IND	2026 NBA Summer League	2	30.8	13.0	10.0	3.0	0.5	0.0	2.0	.417	.231	.667
CAREER				2	30.8	13.0	10.0	3.0	0.5	0.0	2.0	.417	.231	.667

Season	Age	Team	League	GP	GS	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OFF	DEF	TRB	AST	STL	BLK	TOV	PF
2026-27	25	IND	2026 NBA Summer League	2	2	30.8	13.0	5.0	12.0	.417	1.5	6.5	.231	1.0	1.5	.667	5.0	5.0	10.0	3.0	0.5	0.0	2.0	1.0
CAREER				2	2	30.8	13.0	5.0	12.0	.417	1.5	6.5	.231	1.0	1.5	.667	5.0	5.0	10.0	3.0	0.5	0.0	2.0	1.0

Season	Age	Team	League	GP	GS	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OFF	DEF	TRB	AST	STL	BLK	TOV	PF
2026-27	25	IND	2026 NBA Summer League	2	2	61.6	26	10	24	.417	3	13	.231	2	3	.667	10	10	20	6	1	0	4	2
CAREER				2	2	61.6	26	10	24	.417	3	13	.231	2	3	.667	10	10	20	6	1	0	4	2

Season	Age	Team	League	GP	GS	TS%	eFG%	ORB%	DRB%	TRB%	AST%	TOV%	STL%	BLK%	USG%	Total S %	PPR	PPS	ORtg	DRtg	PER
2026-27	25	IND	2026 NBA Summer League	2	2	.513	.479	19.3	14.5	16.5	18.7	13.6	0.8	-	20.9	131.4	-	1.1	111.2	117.0	17.1
CAREER				2	2	.513	.479	19.3	14.5	16.5	18.7	13.6	0.8	-	20.9	131.4	-	1.1	111.2	117.0	17.1

Season	Age	Team	League	GP	GS	Dbl Dbl	Tpl Dbl	40 Pts	20 Reb	20 Ast	Techs	HOB	Ast/TO	Stl/TO	FT/FGA	W's	L's	Win %	OWS	DWS	WS
2026-27	25	IND	2026 NBA Summer League	2	2	1	0	0	0	0	0	.286	1.5	0.2	0.1	1	1	.500	0.1	-	0.1
CAREER				2	2	1	0	0	0	0	0	.286	1.5	0.2	0.1	1	1	.500	0.1	-	0.1

More Rienk Mast NBA Summer League Stats »

NCAA Career

College: Nebraska (2026)

NCAA Awards & Honors

Award	Date
1x NABC Central District Second Team	2026
1x NABC All-District (16) First Team	2023
1x NABC All-District (16) Second Team	2022
1x All-Big Ten Third Team (Coaches)	2024
1x All-Big Ten Honorable Mention (Coaches)	2026
2x All-Big Ten Honorable Mention (Media)	2024, 2026
1x MVC All-Conference First Team	2023
1x MVC All-Conference Third Team	2022
1x MVC All-Tournament Team	2023
1x MVC All-Freshman Team	2021
1x MVC Most-Improved Team	2022
1x MVC Player of the Week	1/31/2022
1x MVC Newcomer of the Week	1/12/2021

NCAA Season Stats

Summary
Per Game
Totals
Advanced
Misc

Season	Age	School	Class	GP	MIN	PTS	REB	AST	STL	BLK	TOV	FG%	3P%	FT%
2019-20	18	Bradley	RS-Fr	-	-	-	-	-	-	-	-	-	-	-
2020-21	19	Bradley	Fr	28	23.5	8.6	5.9	1.3	0.3	0.5	1.2	.484	.359	.724
2021-22	20	Bradley	So	31	27.6	11.6	8.4	1.4	0.5	0.9	1.6	.476	.284	.695
2022-23	21	Bradley	Jr	29	28.7	13.8	8.0	2.4	0.6	0.5	1.8	.518	.353	.736
2023-24	22	Nebraska	Sr	32	29.8	12.3	7.5	3.0	0.4	0.5	1.8	.433	.344	.838
2024-25	23	Nebraska	RS-Sr	-	-	-	-	-	-	-	-	-	-	-
2025-26	24	Nebraska	Sr	34	29.3	13.3	5.8	3.1	0.4	0.3	1.7	.442	.311	.823
CAREER		NCAA DI		154	27.9	12.0	7.1	2.3	0.5	0.5	1.6	.467	.327	.767

Season	Age	School	Class	GP	GS	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OFF	DEF	TRB	AST	STL	BLK	TOV	PF
2019-20	18	Bradley	RS-Fr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2020-21	19	Bradley	Fr	28	19	23.5	8.6	3.3	6.9	.484	1.2	3.3	.359	0.8	1.0	.724	1.6	4.2	5.9	1.3	0.3	0.5	1.2	1.5
2021-22	20	Bradley	So	31	31	27.6	11.6	4.5	9.4	.476	0.9	3.1	.284	1.8	2.6	.695	2.6	5.8	8.4	1.4	0.5	0.9	1.6	1.7
2022-23	21	Bradley	Jr	29	29	28.7	13.8	5.6	10.8	.518	0.8	2.3	.353	1.8	2.5	.736	2.2	5.8	8.0	2.4	0.6	0.5	1.8	2.1
2023-24	22	Nebraska	Sr	32	32	29.8	12.3	4.6	10.7	.433	1.3	3.8	.344	1.8	2.1	.838	1.9	5.6	7.5	3.0	0.4	0.5	1.8	2.0
2024-25	23	Nebraska	RS-Sr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2025-26	24	Nebraska	Sr	34	34	29.3	13.3	5.0	11.2	.442	1.5	4.7	.311	1.9	2.3	.823	2.3	3.5	5.8	3.1	0.4	0.3	1.7	1.8
CAREER		NCAA DI		154	145	27.9	12.0	4.6	9.9	.467	1.1	3.5	.327	1.6	2.1	.767	2.1	5.0	7.1	2.3	0.5	0.5	1.6	1.8

Season	Age	School	Class	GP	GS	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OFF	DEF	TRB	AST	STL	BLK	TOV	PF
2019-20	18	Bradley	RS-Fr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2020-21	19	Bradley	Fr	28	19	657	240	93	192	.484	33	92	.359	21	29	.724	46	118	164	37	8	13	33	43
2021-22	20	Bradley	So	31	31	855	360	138	290	.476	27	95	.284	57	82	.695	81	180	261	44	17	29	49	54
2022-23	21	Bradley	Jr	29	29	833	401	162	313	.518	24	68	.353	53	72	.736	64	168	232	70	18	15	52	62
2023-24	22	Nebraska	Sr	32	32	954	395	148	342	.433	42	122	.344	57	68	.838	61	180	241	95	13	16	58	63
2024-25	23	Nebraska	RS-Sr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2025-26	24	Nebraska	Sr	34	34	994.8	453	169	382	.442	50	161	.311	65	79	.823	77	119	196	105	14	10	57	60
CAREER		NCAA DI		154	145	4,293.8	1,849	710	1,519	.467	176	538	.327	253	330	.767	329	765	1,094	351	70	83	249	282

Season	Age	School	Class	GP	TS%	eFG%	ORB%	DRB%	TRB%	AST%	TOV%	STL%	BLK%	USG%	Total S %	PPR	PPS	ORtg	DRtg	PER
2019-20	18	Bradley	RS-Fr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2020-21	19	Bradley	Fr	28	.583	.570	8.2	20.2	14.3	11.0	13.8	0.7	2.5	18.9	156.7	-1.3	1.2	114.8	99.3	19.8
2021-22	20	Bradley	So	31	.547	.522	10.9	23.7	17.4	10.7	13.0	1.2	3.9	22.4	145.5	-2.3	1.2	112.7	93.8	22.2
2022-23	21	Bradley	Jr	29	.577	.556	9.7	24.6	17.3	18.1	13.0	1.3	2.2	25.3	160.7	-0.7	1.3	116.8	92.6	25.0
2023-24	22	Nebraska	Sr	32	.528	.494	8.1	20.6	14.8	19.7	13.4	0.8	1.9	23.3	161.5	0.6	1.2	110.0	100.8	18.3
2024-25	23	Nebraska	RS-Sr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2025-26	24	Nebraska	Sr	34	.540	.508	10.2	14.4	12.4	20.8	12.0	0.8	1.4	25.6	157.6	1.4	1.2	114.3	101.6	18.6
CAREER		NCAA DI		154	.552	.525	9.4	20.5	15.1	16.6	12.9	1.0	2.4	23.3	156.1	-0.4	1.2	113.6	97.7	20.7

Season	Age	School	Class	GP	Dbl Dbl	Tpl Dbl	40 Pts	20 Reb	20 Ast	Techs	HOB	Ast/TO	Stl/TO	FT/FGA	W's	L's	Win %	OWS	DWS	WS
2019-20	18	Bradley	RS-Fr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2020-21	19	Bradley	Fr	28	2	0	0	0	0	0	.177	1.1	0.2	0.2	12	16	.429	1.6	0.9	2.5
2021-22	20	Bradley	So	31	9	0	0	0	0	0	.228	0.9	0.3	0.3	17	14	.548	2.2	1.7	3.9
2022-23	21	Bradley	Jr	29	9	0	0	0	0	0	.303	1.3	0.3	0.2	22	7	.759	2.8	1.8	4.6
2023-24	22	Nebraska	Sr	32	6	0	0	0	0	0	.285	1.6	0.2	0.2	21	11	.656	2.0	1.4	3.5
2024-25	23	Nebraska	RS-Sr	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
2025-26	24	Nebraska	Sr	34	3	1	0	0	0	0	.295	1.8	0.2	0.2	28	6	.824	2.4	1.7	4.1
CAREER		NCAA DI		154	29	1	0	0	0	0	.260	1.4	0.3	0.2	100	54	.649	10.8	7.7	18.6

More Rienk Mast NCAA Stats »

NCAA Special Events Stats

Year	Age	Event	GP	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TRB	AST	STL	BLK	TOV	PF
2026	24	Portsmouth Invitational Tournament	3	22:40	8.0	3.3	9.3	.357	1.3	4.7	.286	0.0	0.0	-	5.7	1.3	0.3	0.3	3.0	1.7

International Basketball Career

International Season Stats

Summary
Per Game
Totals
Advanced
Misc

Season	Age	Team	League	GP	MIN	PTS	REB	AST	STL	BLK	TOV	FG%	3P%	FT%
2017-18	16	Donar Groningen	DBL, Europe Cup	29	9.1	3.6	2.0	0.1	0.2	0.1	0.4	.452	.280	.600
2018-19	17	Donar Groningen	DBL, Europe Cup, BCL-Eu Qual	46	17.8	7.3	3.6	1.0	0.3	0.1	1.1	.495	.392	.750

Season	Age	Team	League	GP	GS	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OFF	DEF	TRB	AST	STL	BLK	TOV	PF
2017-18 *	16	All Teams	All Leagues	29	3	9.1	3.6	1.4	3.2	.452	0.2	0.9	.280	0.4	0.7	.600	0.6	1.4	2.0	0.1	0.2	0.1	0.4	0.3
2017-18 *	16	Donar Groningen	DBL	27	3	9.6	3.8	1.6	3.4	.452	0.3	0.9	.280	0.4	0.7	.600	0.7	1.5	2.1	0.1	0.2	0.1	0.4	0.3
2017-18 *	16	Donar Groningen	Europe Cup	2	0	3.0	0.0	0.0	0.0	.000	0.0	0.0	.000	0.0	0.0	.000	0.0	0.5	0.5	0.0	0.0	0.0	0.0	1.5
2018-19 *	17	All Teams	All Leagues	46	20	17.8	7.3	3.0	6.1	.495	0.9	2.2	.392	0.5	0.6	.750	1.1	2.5	3.6	1.0	0.3	0.1	1.1	0.7
2018-19 *	17	Donar Groningen	DBL	35	18	19.5	8.5	3.5	7.1	.492	1.0	2.5	.386	0.6	0.8	.750	1.3	2.9	4.2	1.2	0.4	0.1	1.3	0.8
2018-19 *	17	Donar Groningen	Europe Cup	9	2	12.4	3.6	1.4	2.8	.520	0.7	1.3	.500	0.0	0.0	.000	0.3	1.3	1.7	0.4	0.1	0.2	0.4	0.6
2018-19 *	17	Donar Groningen	BCL-Eu Qual	2	0	10.4	3.0	1.5	3.0	.500	0.0	1.0	.000	0.0	0.0	.000	0.5	0.5	1.0	1.0	0.5	0.0	0.5	0.5

Season	Age	Team	League	GP	GS	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	OFF	DEF	TRB	AST	STL	BLK	TOV	PF
2017-18 *	16	All Teams	All Leagues	29	3	265.1	103	42	93	.452	7	25	.280	12	20	.600	18	41	59	3	5	4	11	10
2017-18 *	16	Donar Groningen	DBL	27	3	259	103	42	93	.452	7	25	.280	12	20	.600	18	40	58	3	5	4	11	7
2017-18 *	16	Donar Groningen	Europe Cup	2	0	6.1	0	0	0	.000	0	0	.000	0	0	.000	0	1	1	0	0	0	0	3
2018-19 *	17	All Teams	All Leagues	46	20	816.7	337	138	279	.495	40	102	.392	21	28	.750	50	114	164	47	15	5	51	34
2018-19 *	17	Donar Groningen	DBL	35	18	684	299	122	248	.492	34	88	.386	21	28	.750	46	101	147	41	13	3	46	28
2018-19 *	17	Donar Groningen	Europe Cup	9	2	111.9	32	13	25	.520	6	12	.500	0	0	.000	3	12	15	4	1	2	4	5
2018-19 *	17	Donar Groningen	BCL-Eu Qual	2	0	20.8	6	3	6	.500	0	2	.000	0	0	.000	1	1	2	2	1	0	1	1

Season	Age	Team	League	GP	GS	TS%	eFG%	ORB%	DRB%	TRB%	AST%	TOV%	STL%	BLK%	USG%	Total S %	PPR	PPS	ORtg	DRtg	PER
2017-18 *	16	All Teams	All Leagues	29	3	.506	.489	8.4	16.6	12.8	1.7	9.8	1.0	1.5	19.7	133.2	-3.3	1.1	102.0	88.0	11.8
2017-18 *	16	Donar Groningen	DBL	27	3	.506	.489	8.5	16.3	12.7	1.7	9.8	1.0	1.5	20.0	133.2	-3.4	1.1	102.2	87.2	13.2
2017-18 *	16	Donar Groningen	Europe Cup	2	0	.000	.000	0.0	23.0	11.8	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	0.0	100.7	-4.0
2018-19 *	17	All Teams	All Leagues	46	20	.578	.566	8.1	16.8	12.7	10.1	14.9	1.0	0.7	20.4	163.7	-2.5	1.2	109.8	101.5	14.9
2018-19 *	17	Donar Groningen	DBL	35	18	.574	.560	9.0	17.6	13.6	10.4	15.0	1.1	0.5	21.7	162.8	-2.8	1.2	110.4	99.0	17.1
2018-19 *	17	Donar Groningen	Europe Cup	9	2	.640	.640	3.5	13.7	8.6	6.3	13.8	0.5	2.0	12.9	102.0	-1.2	1.3	113.0	114.4	10.9
2018-19 *	17	Donar Groningen	BCL-Eu Qual	2	0	.500	.500	5.5	5.6	5.6	17.9	14.3	2.6	0.0	15.8	50.0	1.6	1.0	100.0	88.9	12.4

Season	Age	Team	League	GP	GS	Dbl Dbl	Tpl Dbl	40 Pts	20 Reb	20 Ast	Techs	HOB	Ast/TO	Stl/TO	FT/FGA	W's	L's	Win %	OWS	DWS	WS
2017-18 *	16	All Teams	All Leagues	29	3	0	0	0	0	0	0	.046	0.3	0.5	0.2	29	0	1.000	0.1	1.1	1.2
2017-18 *	16	Donar Groningen	DBL	27	3	0	0	0	0	0	0	.050	0.3	0.5	0.2	27	0	1.000	0.3	0.9	1.2
2017-18 *	16	Donar Groningen	Europe Cup	2	0	0	0	0	0	0	0	.000	0.0	0.0	0.0	2	0	1.000	0.0	0.0	0.0
2018-19 *	17	All Teams	All Leagues	46	20	0	0	0	0	0	0	.136	0.9	0.3	0.1	27	19	.587	1.2	1.7	3.0
2018-19 *	17	Donar Groningen	DBL	35	18	0	0	0	0	0	0	.153	0.9	0.3	0.1	24	11	.686	1.6	1.3	3.0
2018-19 *	17	Donar Groningen	Europe Cup	9	2	0	0	0	0	0	0	.069	1.0	0.2	0.0	2	7	.222	0.1	0.1	0.2
2018-19 *	17	Donar Groningen	BCL-Eu Qual	2	0	0	0	0	0	0	0	.093	2.0	1.0	0.0	1	1	.500	0.0	0.1	0.1

More Rienk Mast International Stats »

International Transactions

Date	Transaction
Aug 29, 2017	Rienk Mast has signed with Donar Groningen.

More International Transactions »

International Awards & Honors

Award	Date
1x Netherlands DBL Most Improved Player	2019
1x Netherlands DBL MVP Under 23	2019

National Basketball Career

Nationality: Netherlands

National Awards & Honors

Award	Event
All-Tournament Team	2017 U16 Euro Championship B

Olympic Events Stats

Year	Age	Event	GP	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TRB	AST	STL	BLK	TOV	PF	Place
2023	21	Olympic Pre-Qualifier - Turkey	3	21:47	6.0	2.3	8.3	.280	0.3	2.7	.125	1.0	1.0	1.000	6.0	1.3	1.0	0.0	1.0	1.3	-
AVERAGES			3	21:47	6.0	2.3	8.3	.280	0.3	2.7	.125	1.0	1.0	1.000	6.0	1.3	1.0	0.0	1.0	1.3	-
TOTAL			3	65:21	18	7	25	.280	1	8	.125	3	3	1.000	18	4	3	0	3	4	-

FIBA Senior Team Events Stats

Year	Age	Event	GP	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TRB	AST	STL	BLK	TOV	PF	Place
2017	15	European World Cup Qualifier	3	15:59	4.3	1.7	4.0	.417	0.3	2.3	.143	0.7	0.7	1.000	2.7	0.3	0.0	0.0	1.7	1.3	22nd
2021	19	European World Cup Qualifier	-	-:-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	24th
AVERAGES			3	15:59	4.3	1.7	4.0	.417	0.3	2.3	.143	0.7	0.7	1.000	2.7	0.3	0.0	0.0	1.7	1.3	-
TOTAL			3	47:57	13	5	12	.417	1	7	.143	2	2	1.000	8	1	0	0	5	4	-

FIBA Junior Team Events Stats

Year	Age	Event	GP	MIN	PTS	FGM	FGA	FG%	3PM	3PA	3P%	FTM	FTA	FT%	TRB	AST	STL	BLK	TOV	PF	Place
2015	13	U16 Euro Championship B	9	15:13	3.9	1.6	3.7	.424	0.2	1.1	.200	0.6	1.2	.455	2.1	0.3	0.2	0.2	1.1	1.1	8th
2016	14	U16 Euro Championship B	8	23:34	10.4	4.1	10.4	.398	0.8	3.2	.231	1.4	3.0	.458	7.5	0.9	0.4	1.1	2.6	0.9	11th
2017	15	U16 Euro Championship B	8	26:59	11.9	4.9	10.2	.476	1.2	3.9	.323	0.9	1.6	.538	10.1	1.4	1.0	0.5	0.8	1.5	Silver
2018	16	U18 Euro Championship B	8	22:09	9.4	3.8	8.5	.441	1.1	4.1	.273	0.8	1.2	.600	6.9	2.1	1.3	0.9	2.1	0.9	Gold
AVERAGES			33	21:46	8.7	3.5	8.1	.436	0.8	3.0	.270	0.9	1.8	.500	6.5	1.2	0.7	0.7	1.6	1.1	-
TOTAL			33	718:34	288	116	266	.436	27	100	.270	29	58	.500	215	38	23	22	54	36	-