Bouchard just made a final at the Istanbul Open on clay two weeks ago – his first appearance at a WTA tournament title since 2016.
26-year-old Bouchard’s best appearance at Roland Garros was a semifinal appearance in 2014. She peaked in career fifth overall later that year.
Bouchard will face Daria Gavrilova of Australia in the second round.
World No.251-ranked Gavrilova knocked down No.24 seed Dayana Yastremska of Ukraine in their first round match.
Bouchard, of Westmount, Que., Is one of six Canadian entries at Roland Garros, but the only one in action on Sunday.
The French Open is usually held in the spring but has been postponed for four months due to the COVID-19 pandemic.
This report by The Canadian Press was first published on September 27, 2020.