Stefan Koubek is a retired tennis player from Austria. Koubek played left-handed with a double-handed backhand. His idol when growing up was Thomas Muster. Koubek won three titles, two of which came on hardcourts; despite this, he said his favorite surface was clay.

Xavier Malisse is a Belgian former professional tennis player. Born in the north-western Flemish city of Kortrijk and nicknamed X-Man, he is one of only two Belgian men to have been ranked in the top 20 of the ATP Tour, with a career-high singles ranking of world No. 19.