ITF M25 Monastir 11/20 08:00 62 Romeo Hadzimehmedovic v Oskar Grzegorzewski 5-7,6-3,10-7
ITF M25 Monastir 11/19 08:30 62 Elsa/Liliana v Oskar Grzegorzewski 6-7,3-6
ITF M15 Monastir 11/15 08:30 25 Oskar Grzegorzewski v Juan Bautista Otegui 4-6,2-6
ITF M15 Monastir 11/13 10:30 54 Oskar Grzegorzewski v Saba George Nanobashvili 3-6,6-2,10-1
ITF M15 Heraklion 10/22 08:30 44 Oskar Grzegorzewski v Gianluca Carlini 4-6,4-6
ITF M15 Doha 10/10 14:00 25 Pablo Trochu v Oskar Grzegorzewski 6-3,6-4
ITF M15 Doha 10/09 11:55 54 Oskar Grzegorzewski v Andrei Cuceu 6-2,7-6
ITF M15 Doha Qual 10/08 15:05 54 Oskar Grzegorzewski v Daniil Golubev Retired
ITF M15 Koszalin 09/07 16:00 26 Oskar Grzegorzewski v Tom Gentzsch 3-6,5-7
ITF M15 Koszalin 09/06 15:10 25 Oskar Grzegorzewski v Filip Kosinski 6-3,6-3
Challenger Poznan 06/18 08:30 14 Rudolf Molleker v Oskar Grzegorzewski 6-1,6-2