The second-ranked Roland Garros ended his career in the City of Light, losing in five sets against Thiago Saibas Vild of Brazil, ranked 172nd in the world. Casper Ruud and Sasha Zverev cruised to the second round.
Yelena Rybakina (4th, Kazakhstan) did not work hard against Brenda Prokhvirtova. Coco Goff (6, USA) is also next with a 6-3, 1-6, 2-6 victory over Spain's Rebecca Massarova.