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55Oklahoma City Thunder

Isaiah
Hartenstein

Isaiah HartensteinAI
Team
Oklahoma City Thunder
Position
Center
Number
#55
Height
7′0″ (2.13 m)
Age
28 years
Born
May 5, 1998, Eugene, Oregon

About Isaiah Hartenstein

Isaiah Hartenstein was born in the US but grew up in Germany, playing for Quakenbrück and Žalgiris Kaunas among others. Houston drafted him 43rd overall in 2017, and the playmaking center won the 2025 NBA championship with Oklahoma City.

Season stats

2026/27 season · 10 games

6.9
PTS
10.1
REB
3.3
AST

After 10 games for the Oklahoma City Thunder, Isaiah Hartenstein is averaging 6.9 points, 10.1 rebounds and 3.3 assists, compared with 9.2 points, 9.4 rebounds and 3.5 assists last season. It is still early in the season. His best recent outing came in the 117-112 win at Cleveland, where he grabbed 14 rebounds, and he added 14 more boards in the 114-75 win over Washington. Over his last five games he has scored less, averaging 4.4 points, but his rebounding (10.6) and assists (4.2) have risen above his season numbers.

SeasonGPMINPTSREBASTFG%3P%FT%
2026/271024.16.910.13.344.4%0.0%86.7%
2025/264724.29.29.43.562.2%0.0%61.0%
2024/255727.911.210.73.858.1%0.0%67.5%
2023/247525.37.88.32.564.4%33.3%70.7%
2022/238219.95.06.51.253.5%21.6%67.6%
2021/226817.98.34.92.462.6%46.7%68.9%
2020/214612.25.13.91.255.0%33.3%64.8%
2019/202311.64.73.90.865.7%0.0%67.9%

Last games

DateOppResultMINPTSREBASTFG%
11/07vs WSHW114-751821461-5
11/06@ MEMW128-97262671-4
11/04vs CLEW124-1162631241-2
11/02@ CLEW117-1122851442-8
10/31@ HOUL98-1192510703-8

Highlights

  • Oklahoma City Thunder vs Washington Wizards Full Game Highlights - November 7, 2026 | NBA Season
    Game recapGAMETIME HIGHLIGHTS · 9:44
  • Oklahoma City Thunder vs Memphis Grizzlies Full Game Highlights - November 6, 2026
    Game recapGAMETIME HIGHLIGHTS · 10:04
  • Oklahoma City Thunder vs Cleveland Cavaliers Full Game Highlights - November 4, 2026 | NBA Season
    Game recapGAMETIME HIGHLIGHTS · 10:31
  • Final 6:01 THRILLING Finish Thunder vs Cavaliers | November 2, 2026
    Game recapNBA · 9:32
  • Isaiah Hartenstein player Full Highlights vs Rockets NBA Regular season game 31 10 2026
    Player highlightsAll-Court Highlights · 3:21
  • Oklahoma City Thunder vs Houston Rockets Full Game Highlights - October 31, 2026 | NBA Season
    Game recapGAMETIME HIGHLIGHTS · 9:31

Isaiah Hartenstein's career

Isaiah Hartenstein was born on May 5, 1998, in Eugene, Oregon. He is the son of Florian Hartenstein, who played professionally in the German Basketball Bundesliga after studying at the University of Oregon. As a child he moved to Germany when his father joined the Artland Dragons. In the Dragons' youth system, Hartenstein helped his team win the German JBBL championship in 2014 and was named the league's Most Valuable Player. In February 2015, at the age of 16, he made his debut in the Basketball Bundesliga. In January 2016 he moved on to Lithuania, joining Žalgiris Kaunas.

With Kaunas he played in the LKL and the EuroLeague and won the Lithuanian championship in 2017. The Houston Rockets selected him with the 43rd pick in the 2017 NBA draft. With the Rockets' affiliate, the Rio Grande Valley Vipers, he won the NBA G League title in 2019 and was named the best player of the final series. He made his NBA debut in October 2018. Further stops followed with the Denver Nuggets, Cleveland Cavaliers, Los Angeles Clippers and New York Knicks, before he signed with the Oklahoma City Thunder in July 2024. With the Thunder he won the NBA championship in 2025, becoming the second German basketball player to win the title after Dirk Nowitzki.

Hartenstein represented Germany at the FIBA Europe Under-16 and Under-18 Championships, and at the 2016 Under-18 tournament the team finished fourth. He made his debut for the senior national team in August 2017. He was not part of the squad that won bronze at EuroBasket 2022 or the 2023 World Cup title, and despite strong NBA performances he was not named to Germany's Olympic roster for 2024.

Facts from: Wikipedia (de), Wikipedia (en), Wikidata