Julius Tverijonas (born 14 June 1994) is a Lithuanian tennis player and a member of Lithuania Davis Cup team.

Tverijonas reached his highest singles ranking of No.

[1] Tverijonas played collegiate tennis at George Washington University (2013–2017), compiling a 67–35 record in singles, and was a 2017 Arthur Ashe, Jr. Sports Scholar.

[2] After some time on the professional circuit he completed a postgraduate degree at Durham University (2019–2020), where he won the 2019 BUCS Men's Doubles Championships alongside Or Ram-Harel of Israel, the pair defeating fellow Durham students Henry Patten and Josep Krstanovic in the final.

This biographical article relating to Lithuanian tennis is a stub.