Similar to the men's singles draw, rain restricted play on the women's side.
There were only four completed matches in total.
No. 1 seed Iga Swiatek narrwowly defeated Irina-Camelia Begu in straight sets to win her 22nd consecutive match at Roland Garros.
Elsewhere, fourth-seeded Jasmine Paolini won in straight sets, while Angelique Kerber defeated Naomi Osaka.
Kerber, a three-time Grand Slam champion and former world No. 1, announced prior to the tournament that the 2024 Paris Olympics would be her last event.
Despite rain hindering Saturday's play, there are still a few notable takeaways from Day 1 of the Olympics.