The summer heat in New York City isn't the only thing scorching at this year's US Open. When the action kicks off at the USTA Billie Jean King National Tennis Center in Queens on Sunday, August 24, some couples - and some rumored romances - will hit the court in search of the 2025 titles in the men's and women's singles' tournaments. The relationship statuses at this year's Open run the gamut: from a newly-engaged couple and a married duo to one buzzy rumored relationship between two of tennis' most popular names.