Joana Eidukonytė (born 2 October 1994) is a Lithuanian former tennis player.
Eidukonytė has won one singles title on the ITF Women's Circuit. On 11 July 2016, she reached her career-high singles ranking of world No. 605. On 1 July 2019, she peaked at No. 607 in the doubles rankings.
Playing for Lithuania in Fed Cup competition, Eidukonytė has a 17–13 record.