The Kia Tunis Open is a professional tennis tournament played on outdoor red clay courts. It is currently part of the Association of Tennis Professionals (ATP) Challenger Tour. It is held annually at the Tennis Club de Tunis (TCT) in Tunis, Tunisia, since 2002. After a two year absence, the event made its return on the Challenger tour in 2022.

Simone Bolelli is the record singles holder with two wins.