Martynas Sajus (born 22 February 1996) is a Lithuanian professional basketball player for Petkim Spor of the Basketbol Süper Ligi (BSL).
On 9 July 2014, Sajus signed a five-year (3+2) contract with à ½algiris Kaunas and started to play for the club's reserve team in the NKL. In his first season, he averaged 5.4 points per game and 3.9 rebounds per game. In December 2015, because of injuries in the à ½algiris main team, he was registered for a LKL match against BC Dzà «kija and made a debut by scoring 2 points. On 29 December 2015, he made his EuroLeague debut against Laboral Kutxa playing only 4 seconds.
On August 11, 2016, Sajus was loaned to Polpharma Starogard Gdaà Âski for the 2016âÂÂ17 season. After a successful season in Poland, he was brought back by à ½algiris on August 12, 2017. He again split his time between à ½algiris and its reserve team.
On July 3, 2018, Sajus parted ways with the team and signed with Wilki Morskie Szczecin of the Polish PLK.
On June 6, 2020, Sajus joined Baxi Manresa of the Liga ACB on a one-year deal.
On June 25, 2021, Sajus signed with Medi Bayreuth of the Basketball Bundesliga.
On July 31, 2022, he signed with Büyükçekmece of the Turkish Basketball Super League (BSL).
On 17 July 2023, Sajus signed a one-year deal with RÃÂo Breogán of the Liga ACB.
On July 30, 2024, he signed with Büyükçekmece Basketbol of the Basketbol Süper Ligi (BSL) for a second stint.
On June 16, 2025, he signed with Petkim Spor of the Basketbol Süper Ligi (BSL).
Sajus won gold medal with the Lithuanian team during the 2017 Summer Universiade after defeating the United States' team 74âÂÂ85 in the final.