Adrian Ungur is a Romanian former tennis player who mainly competed on the ATP Challenger Tour. He was a member of the Romania Davis Cup Team and was coached by Fabrizio Fanucci. In June 2012, Ungur reached his career-high ATP singles ranking of World No. 79. His most notable result was a four set victory over former World No. 3 David Nalbandian in the first round of the 2012 French Open.

David Pablo Nalbandian is an Argentine former professional tennis player. He reached his highest ranking in singles of world No. 3 in March 2006, during a career that stretched from 2000 to 2013. Nalbandian was runner-up in the singles event at the 2002 Wimbledon Championships. During his career, he won 11 singles titles, including the Tennis Masters Cup in 2005 and two Masters 1000 tournaments. Nalbandian is the only Argentine man in history to reach the semifinals or better at all four majors and to reach the Wimbledon final.He was a member of the Argentinian Davis Cup team who reached the finals of the World Group in 2006, 2008 and 2011. Nalbandian played right-handed with a two-handed backhand, which was known for being a devastating shot. Since his retirement, Nalbandian has taken up the sport of rally racing and has competed in Rally Argentina.