Gauff began playing doubles regularly on the WTA tour, showcasing her skills and court awareness in the format.

Gauff won her first WTA doubles title at the Italian Open alongside Caty McNally. This victory demonstrated her potential as a successful doubles player.

Gauff reached the French Open doubles final with Jessica Pegula, marking her first Grand Slam final in doubles. They lost to the French pairing of Caroline Garcia and Kristina Mladenovic. This result highlighted her ability to compete at the highest level in both singles and doubles.

Gauff qualified to WTA Finals in doubles with Jessica Pegula, marking her first WTA Finals appearance in doubles.