Thiem and Ruusuvuori are scheduled to face each other in the round of 32 of the 2022 Nordea Open.
One of the main ATP events in Austria is the 2022 Austrian Open, or Kitzbühel Open also formally known as the Generali Open will be held in late July.
Dellien broke his opponent four times in a two-hour, one-minute triumph on Court Simonne Mathieu, capitalising on the former World No. 3's below-par effort.
Thiem announced that he had tested negative for the virus and would undergo a medical examination before returning to action.
Thiem is the second-highest ranked Austrian player in history, behind former world No. 1 Thomas Muster and has 17 ATP Tour singles titles.
Overall, he's won a total of 6 titles - four in singles and two in doubles but where he can improve is in his Grand Slam showings.
Dominic Thiem is the first male player born in the 1990s to claim a Grand Slam singles title. Read about the tennis racquet he uses here.
Dominic Thiem is the first male player born in the 1990s to claim a Grand Slam singles title. Here we shall take a look at his finances.
Two members of the big three, who have won a total of 60 Grand Slams between them, are currently in doubt for the Australian Open 2022.
Stan Wawrinka is one of three previous Australian Open singles champions who have already withdrawn from the first Major of the upcoming season. Serena Williams and Roger Federer a...