Fabien Causeur (born 16 June 1987) is a French professional basketball player for Real Madrid of the Liga ACB and the EuroLeague. Standing at 6 ft 5 in (1.96 m),^[1] he plays at the shooting guard position. He was the 2018 French Player of the Year.^[2]

Causeur played in the French League starting in 2005. He spent the first four years of his career with STB Le Havre. Le Havre finished fifth in the French League in the 2007–08 season; as a result Causeur played eight games with the team in the EuroCup 2008–09. Causeur joined the French team Cholet Basket for the 2009–10 season.^[3] He saw action in five games for the team in the EuroCup 2009–10.

He then moved to the Liga ACB club Saski Baskonia, where he played from 2012 to 2016. On 3 August 2016 Causeur signed with Brose Bamberg of the German Basketball Bundesliga and the EuroLeague.^[4]

In the 2016–17 season, Causeur won the Basketball Bundesliga title with Bamberg after sweeping EWE Baskets Oldenburg 3–0 in the Finals. Causeur was named the BBL Finals MVP, after averaging 14.0 points and 5.3 rebounds in the series.^[5]

On 25 July 2017 Causeur signed a two-year deal with Real Madrid.^[6][7] In May 2018, Real Madrid won the 2017–18 EuroLeague championship, after defeating Fenerbahçe Doğuş in the final game with 85–80.^[8] Over 36 EuroLeague games, Causeur averaged 6.9 points, 1.9 assists and 1.6 rebounds per game. On 3 July 2019 Causeur agreed a contract extension with Real Madrid until 2022.^[9]

Causeur first played with the junior national teams of France at the 2007 FIBA Europe Under-20 Championship. He was selected to the senior men's French national basketball team for the first time for the 2010 FIBA World Championship. He also played at the 2012 Summer Olympics.^[10]