Take a look at the Order of Play for Day One of the US Open on all courts at Flushing Meadows in New York.
(All times are BST, from 16:00 unless stated. Seeds in brackets. British players in bold)
Arthur Ashe Stadium
17:00: (1) Daniil Medvedev (Rus) v Stefan Kozlov (USA), Leolia Jeanjean (Fra) v (12) Cori Gauff (USA), Danka Kovinic (Mne) v Serena Williams (USA), (23) Nick Kyrgios (Aus) v Thanasi Kokkinakis (Aus)
Louis Armstrong Stadium
16:00: (24) Francisco Cerundolo (Arg) v Andy Murray (Gbr), (7) Simona Halep (Rom) v Daria Snigur (Ukr), (20) Madison Keys (USA) v Dayana Yastremska (Ukr), (4) Stefanos Tsitsipas (Gre) v Daniel Elahi Galan (Col), (14) Leylah Annie Fernandez (Can) v Oceane Dodin (Fra)
Grandstand
16:00: Tatjana Maria (Ger) v (3) Maria Sakkari (Gre), Harmony Tan (Fra) v Bianca Vanessa Andreescu (Can), Alexander Ritschard (Swi) v (6) Felix Auger-Aliassime (Can), (10) Taylor Harry Fritz (USA) v Brandon Holt (USA)
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