Grigor Dimitrov will play against Sebastian Offner in the third round of "Wimbledon", BTA reported.
The Austrian defeated 13th seed Tommy Paul 1-6, 7-5, 6-4, 7-5 in two hours and 54 minutes.
The American led by one set and broke in the second half, but then gave way to Offner, who made a comeback.
The Austrian tennis player, who is 29 years old, is ranked 165th in the world rankings.
Offner and Dimitrov have not played against each other so far.
Yesterday, Bulgaria's top seed defeated Frenchman Corentin Mouté 7-5, 4-6, 7-5, 7-5.