Stephens, a 2017 US Open champion over Madison Keys and 2018 Roland-Garros runner-up to Simona Halep, opens against fellow American Carol Young Suh Lee, while Andreescu, the 2019 winner at Flushing Meadows, faces 17-year-old French wildcard Daphnee Mpetshi Perricard – the sister of ATP star Giovanni.

A quarterfinalist in Paris two years ago, Dimitrov bids to claim just his third win this season when he opens against Portuguese 10th seed Jaime Faria. Fellow 35-year-old Goffin, who made the fourth round on debut as a lucky loser in 2012, meets Chinese Taipei’s Tseng Chun-hsin.