Tomer Ben Yosef (; born September 2, 1979) is an Israeli football player who plays as a central defender.
He started playing for Maccabi Petah Tikva in the Youth level alongside team-mates such as Gal Alberman and Omer Golan.
In his 10 years in Petah Tikva, Tomer won the Toto Cup, reached 2nd place in the league and also the State Cup Final.
In 2005 Ben Yosef was transferred to Beitar Jerusalem. In 2006 the veteran Arik Benado moved to Beitar. Initially, there were doubts whether Ben Yosef would stay in Beitar but eventually he stayed and maintained a consistent fixed role in the squad.
In September 2012, Ben-Yosef signed at Hapoel Tel Aviv for one year, After being released from Beitar Jerusalem.