The British number two began the match with two double faults and lost the first eight points but thereafter was the better player and came through 4-6 6-3 6-4 6-4.
Andy Murray survived a high quality assault from Radek Stepanek in a fifth set shootout to avoid a shock defeat in the French Open first round.
Fourth seed Rafael Nadal prevailed 6-1 6-1 6-1 to book a second-round meeting with either Facundo Bagnis or Kenny De Schepper. Nadal has only not won two French Opens since 2005.
Australian Open champion Angelique Kerber became the first big casualty of the French Open when she was beaten by Dutchwoman Kiki Bertens in the first round.
Nine-time French Open champion Rafael Nadal cruised into the second round at Roland Garros Tuesday with a convincing, 6-1, 6-1, 6-1 victory over big-serving Sam Groth. After failing to win the French Open last year for the first time...Show More Summary
MIKE DICKSON: On a rainy day Guy Forget, the new tournament director, said that he hopes a roof will be in place on the Philippe Chatrier stadium in 2020.
MIKE DICKSON AT ROLAND GARROS: Andy Murray has had an outstanding clay court season, but that will seem like a distant memory if he falls off a tightrope of his own making.
Heather Watson made easy work of making the second round of the French Open when she came out and blew away American opponent Nicole Gibbs.
Nicole Broady became the third British woman inside the top 100 in February and earned her place at a grand slam on ranking for the first time at the French Open at Roland Garros.
The 21-year-old Yorkshireman again showed his battling qualities in a 7-6 (7/4) 6-7 (9/7) 7-5 6-1 victory that lasted two hours and 47 minutes and finished with the darkness closing.
Defending champion Stan Wawrinka diced with danger but managed to avoid an ignominious first-round exit at the French Open on Monday, scrambling past Czech Lukas Rosol in five sets.
Andy Murray has responded to insinuations that his on-court behaviour was a major factor in his split with Amelie Mauresmo, and admitted he was sometimes 'embarrassed' by it.
Having failed to make a final on the surface until last year and managing just one victory over a top-10 player, Murray can now boast three titles and wins over both Novak Djokovic and Rafael Nadal.
Stan Wawrinka avoided a historic upset at the 2016 French Open. Had he lost, Wawrinka would have been the first defending champion to go out in the first round. He also would have garnered more attention in a loss than he's gotten in the days leading up to the French Open. The forgotten champion, Wawrinka is flying under the radar at Roland Garros. Show More Summary
The first round will continue at the French Open on Tuesday, with many of the biggest names in the men's and women's draws in action. Below you can find Tuesday's matchups. Play on each court will begin at 5 a.m. ET, with each corresponding match to follow. While it's hard to predict which seeded player will fall on Tuesday, one likely will. Show More Summary
A shocker that has not yet come to conclusion is 37-year-old qualifier Radek "The Worm" Stepanek leading No. 2 seed Andy Murray 6-3, 6-3, 0-6, 2-4, when the match was called due to darkness. The delay will give hope to Stepanek, who had run out of gas on Monday after his quick start.
"It was cold and windy," said Radwanska, who will next meet France's Caroline Garcia. "That's why it was a little bit slow and the ball is not going anywhere. I think we [are] all kind of used to that after couple of days here. The conditions are same for both of us."
For the second straight day, rain caused delays and scheduling snafus at the French Open. Once play got underway on Monday, though, it was an afternoon of desperate survival for the tournament's top seeds. Stan Wawrinka and Andy Murray...Show More Summary
Defending French Open champion Stan Wawrinka avoided a major upset during his first-round clash with Lukas Rosol on Monday, completing a comeback win in five sets. As shared by MailOnline's Stuart Fraser, Wawrinka came dangerously close...Show More Summary
Andy Murray survived an early onslaught from Radek Stepanek in his first-round clash of the 2016 French Open, losing the first two sets before bouncing back. Play was halted in the fourth set, with the score 6-3, 6-3, 0-6, 2-4 in favour...Show More Summary