Zweeler.com start list for Sofia Open (RtUO)

Australia (1)
Ebden, Matthew
Bosnia-Herzegovina (1)
Basic, Mirza
Bulgaria (3)
Andreev, Adrian
Kuzmanov, Dimitar
Lazarov, Alexandar
France (2)
Mannarino, Adrian
Monfils, Gael
Georgia (1)
Basilashvili, Nikoloz
Germany (3)
Brands, Daniel
Maden, Yannick
Struff, Jan-Lennard
Greece (1)
Tsitsipas, Stefano
Hungary (1)
Fucsovics, Marton
Italy (3)
Berrettini, Matteo
Seppi, Andreas
Travaglia, Stefano
Kazakhstan (1)
Kukushkin, Mikhail
Netherlands (1)
Haase, Robin
Romania (1)
Copil, Marius
Russia (2)
Khachanov, Karen
Medvedev, Daniil
Serbia (2)
Djere, Laslo
Troicki, Viktor
Slovakia (1)
Klizan, Martin
Spain (2)
Bautista Agut, Roberto
Verdasco, Fernando
Switzerland (1)
Wawrinka, Stan
Uzbekistan (1)
Istomin, Denis