Jessika Ponchet (born 26 September 1996) is a French professional tennis player. She has career-high WTA rankings of world No. 104 in singles, achieved on 9 September 2024, and No. 101 in doubles, reached on 28 November 2022.

Ponchet did not play any ITF Junior Circuit tournaments, plunging straight into the ITF Women's Circuit at the age of 14.

Ponchet played the singles events of four tournaments and the doubles event of one tournament on the 2011 ITF Circuit, starting with a $100k tournament held in early July in the French city of Biarritz. She played a total of 11 and 18 ITF tournaments in 2012 and 2013, respectively.

Ponchet played a total of 17 tournaments on the ITF Circuit in 2014. She suffered a major setback when torn knee ligaments forced her to miss tournaments in the first eight months of 2015. She played the singles events of seven tournaments and one doubles event on the 2015 ITF Circuit.

In 2016, Ponchet played a total of 22 tournaments on the ITF Circuit in the 2016 season.

She made her major debut in the French Open qualifying, after having been handed a wildcard; however, after defeating Dalma Gálfi (the 2015 ITF World Champion in the girls' combined category), she lost to fourth seed, Richèl Hogenkamp, in the second round.

Ponchet made her WTA 125 debut at the Open de Limoges, entering only its singles event. She received a wildcard for the main draw, where she defeated her compatriot, Chloé Paquet, in the first round and lost to the No. 7 seed, Kaia Kanepi, in the second.

Ponchet finished 2017 with a final win–loss record of 42–24 for singles matches.