ITF Slovakia F1 07/26 11:05 26 Tadeas Paroulek v Marek Semjan 7-6,2-6,6-3
ITF Slovakia F1 07/25 09:00 25 Marek Semjan v Andrea Borroni 6-1,6-1
ITF Austria F3 07/16 12:00 25 Marek Semjan v Michael Vrbensky 6-3,3-6,4-6
ITF Austria F3 07/15 09:30 62 Marek Semjan v Thibault Cancel 2-6,7-5,6-3
ITF Austria F3 07/14 08:00 62 Marek Semjan v Edward Hubner Retired
ITF Czech Republic F6 07/11 12:00 26 Marek Semjan v Jan Mertl 6-3,5-7,4-6
ITF Czech Republic F6 07/09 09:05 25 Guido Ivan Justo v Marek Semjan 5-7,6-2,4-6
ITF Czech Republic F6 Qual 07/08 08:00 62 Marek Semjan v Remy Bertola 7-5,6-4
ITF Czech Republic F6 Qual 07/07 07:30 62 Marek Semjan v Stepan Holis 6-1,6-0
ITF Bosnia and Herzegovina F3 05/31 15:00 26 Marek Semjan v Gustav Hansson 4-6,1-6
ITF Bosnia and Herzegovina F3 05/30 09:00 25 Marek Semjan v Milos Nikolic 6-3,6-1
ITF Poland F4 05/24 08:00 26 Pawel Cias v Marek Semjan 3-6,6-3,6-1
ITF Poland F4 05/21 09:00 25 Marek Semjan v Michal Mikula 7-5,6-3
ITF Czech Republic F1 05/15 10:30 25 Marek Semjan v Laurent Lokoli 5-7,0-6
ITF Czech Republic F1 05/14 08:00 44 Marek Semjan v Martin Bugaj 6-1,6-2
ITF Czech Republic F1 05/13 08:00 44 Marek Semjan v Michael Paty 6-1,6-1
ITF Kazakhstan F4 Qual 04/15 09:30 44 Marek Semjan v Aleksandre Metreveli 4-6,6-7
ITF Kazakhstan F3 04/10 10:00 25 Ivan Gakhov v Marek Semjan 6-2,6-4
ITF Kazakhstan F3 Qual 04/09 04:00 44 Marek Semjan v Ivan Kalinin 6-4,6-2
ITF Kazakhstan F3 Qual 04/08 12:25 44 Marek Semjan v Igor Timoshenko 6-3,6-3
ITF Qatar F3 Qual 03/12 13:25 44 Marek Semjan v Thomas Colautti Walkover
ITF Qatar F3 Qual 03/11 16:05 44 Marek Semjan v Palaphoom Kovapitukted 6-1,6-1
ITF Qatar F2 03/06 13:25 25 Dominik Kellovsky v Marek Semjan 4-6,6-3,6-2
ITF Qatar F2 Qual 03/05 12:30 44 Marek Semjan v Alexandru Vasile Manole 4-6,6-2,6-4
ITF Qatar F2 Qual 03/04 18:20 44 Marek Semjan v Juan David Ramirez 6-2,6-0
ITF Qatar F1 02/27 12:00 25 Marek Semjan v Denis Yevseyev 3-6,6-3,1-6
ITF Qatar F4 12/06 12:00 26 Marek Semjan v Antoine Escoffier 2-6,3-6
ITF Qatar F4 12/05 12:00 25 Hamad Almohannadi v Marek Semjan 1-6,0-6
ITF Qatar F4 Qual 12/04 12:00 44 Fran Zvonimir Zgombic v Marek Semjan 2-6,6-1,3-6
ITF Qatar F4 Qual 12/03 15:05 44 Martin Nygaard v Marek Semjan 2-6,2-6