2018 US Open – Mixed doubles

Mixed doubles
2018 US Open
Champions Bethanie Mattek-Sands
Jamie Murray
Runners-up Alicja Rosolska
Nikola Mektić
Score2–6, 6–3, [11–9]

Martina Hingis and Jamie Murray were the defending champions, but Hingis retired from professional tennis at the end of 2017. Murray successfully defended his title alongside Bethanie Mattek-Sands, defeating Alicja Rosolska and Nikola Mektić, 2–6, 6–3, [11–9] to win the mixed doubles tennis title at the 2018 US Open.