Simas Jasaitis (born 26 March 1982) is a Lithuanian professional basketball player.

In his first season with the club he was averaging 8 points and 3.6 rebounds per game.

[1] In July 2011 he signed a one-year deal with Türk Telekom B.K.

[6] On May 27, 2023, Jasaitis announced his retirement from professional basketball and was set to become an assistant coach for BC Mažeikiai in the 2023–24 season.

[7] However, the deal was cancelled as Jasaitis decided to continue his playing career with Orlandina Basket of the Italian third-tier Serie B.