N/A Filip Pieczonka/Michael Vrbensky vs N/A Santiago Gonzalez/Diego Hidalgo (3)

GER Adrian Oetzbach vs EGY Michael Bassem Sobhy (6)

GER Nikolai Barsukov vs CZE Matthew William Donald (5)

CHN Jia Hu (WC) vs CHN Hanyi Liu

ARG Julia Riera (4) vs ITA Martina Trevisan (q)

POR Francisca Jorge (8) vs RUS Kira Pavlova

FRA Paul Barbier Gazeu (WC) vs GBR Peter Alam

IND Tanisha Kashyap vs USA Sofia Camila Rojas

POL Jakub Jedrzejczak (q) vs CZE Jakub Filip (6)

GER Niels Mcdonald (WC) vs CZE Martin Krumich

GER Max Wiskandt (7) vs UKR Oleksii Krutykh

RUS Julia Avdeeva (6) vs BUL Lidia Encheva (q)

RSA Isabella Kruger (WC) vs ISR Mika Buchnik

SWE Jonas Eriksson Ziverts (PR) vs CYP Photos Photiades (2003) (q)

UKR Veronika Podrez (3) vs POR Angelina Voloshchuk

JPN Masaki Ishikawa (q) vs THA James Van Herzeele (q)

FIN Anastasia Kulikova (q) vs FRA Chloe Noel (q)

ARG Federico Coria (WC) vs NED Guy Den Ouden (5)

GBR Max Basing vs SUI Luca Castelnuovo

GBR Henry Searle (4) vs ISR Amit Vales (q)

N/A Madhwin Kamath/Atharva Sharma vs N/A Sergey Betov/Chuan En Hsu (2)

NED Daniel Verbeek (q) vs GER Yannik Kelm (5)

N/A Emiliana Arango/Simona Waltert vs N/A Emily Appleton/Makoto Ninomiya (1)

ITA Felipe Virgili Berini vs AUS Jacob Bradshaw (4)

FRA Severine Deppner (q) vs EGY Nada Fouad (2)

NED Pieter De Lange vs NED Fons Van Sambeek

ITA Pietro Marino vs GER Louis Wessels (7)

N/A Mario Mansilla Diez/Benjamin Winter Lopez (3) vs N/A Andrew Paulson/Joran Vliegen

N/A Marcelo Arevalo/Mate Pavic (6) vs N/A Kevin Krawietz/Tim Puetz (7)

ARG Federico Agustin Gomez (7) vs SUI Henry Bernet (q)

TUR Cagla Buyukakcay (q) vs SUI Susan Bandecchi (4)

N/A Siddhant Banthia/Alexander Donski (1) vs N/A Radu Albot/Vlad Victor Cornea

HUN Zsombor Velcz vs ISR Jordan Hasson (q)

JPN Yuta Tomida vs SWE Arvid Nordquist

N/A Filip Duda/Benjamin Kittay vs N/A Marcelo Demoliner/Matej Vocel (2)

FRA Valentin Royer (1) vs SWE Olle Wallin (q)

CZE Karolina Muchova (10) vs USA Cori Gauff (7)

N/A Ingrid Neel/Giuliana Olmos vs N/A Xinyu Jiang/Yifan Xu

N/A Finn Bass/James Mackinlay (1) vs N/A Guillaume Dalmasso/Patrick Zahraj

CZE Alena Kovackova (q) vs SRB Mia Ristic (7)

NED Eva Vedder (3) vs POL Weronika Falkowska (SE)

FRA Hugo Gaston (8) vs GER Mika Petkovic (q)

N/A Irina Maria Bara/Madeleine Brooks (4) vs N/A Maria Lourdes Carle/Oksana Selekhmeteva

CZE Jakub Nicod (8) vs SYR Taym Alazmeh

COL Maria Herazo Gonzalez (6) vs COL Maria Paulina Perez Garcia

COL Maria Camila Torres Murcia vs FRA Oceane Babel (4)

COL Valentina Mediorreal Arias vs BRA Ana Candiotto (2)

ITA Lucia Bronzetti (1) vs UKR Anastasiia Sobolieva

ISR Ofek Shimanov vs USA Preston Brown

N/A Igor Ribeiro Marcondes/Nikola Slavic (3) vs N/A Tom Hands/Matthew Summers

ITA Giorgio Tabacco vs GER Nino Ehrenschneider

ITA Lisa Pigato vs ITA Aurora Zantedeschi

ESP Paula Badosa Gibert vs USA Varvara Lepchenko

N/A Zachary Fuchs/Wally Thayne vs N/A Federico Agustin Gomez/Mariano Kestelboim (2)

N/A Boris Arias/Johannes Ingildsen (1) vs N/A Jarno Jans/Mark Whitehouse

BEL Kimmer Coppejans (3) vs POL Daniel Michalski

ARG Mateo Del Pino vs ARG Carlos Maria Zarate (2)

ARG Juan Estevez (1) vs URU Federico Aguilar Cardozo (PR)

ARG Valentino Grippo vs ARG Felipe De Dios

N/A Maxime Chazal/Jack Loge vs N/A Nicolas Ifi/Cedric Stanke