2015 French Junior and Cadet Open | ITTF rankings: Cechova Katerina 1548, Petrovova Nikita 1252 |
2015 Belgium Junior and Cadet Open | ITTF rankings: Cechova Katerina 1548, Petrovova Nikita 1252 |
2014 Polish Junior and Cadet Open | ITTF rankings: Cechova Katerina 1408, Petrovova Nikita 1120 |
2014 French Junior and Cadet Open | ITTF rankings: Cechova Katerina 1292, Petrovova Nikita 1061 |
2014 Czech Junior and Cadet Open | ITTF rankings: Cechova Katerina 1170, Petrovova Nikita 994 |
2013 Slovak Cadet Open | ITTF rankings: Cechova Katerina 1244, Petrovova Nikita 980 |
2013 French Junior and Cadet Open | ITTF rankings: Cechova Katerina 831, Petrovova Nikita 751 |
2013 Czech Junior and Cadet Open | ITTF rankings: Cechova Katerina 849, Petrovova Nikita 751 |
2012 Slovak Cadet Open | ITTF rankings: Cechova Katerina 849, Petrovova Nikita 0 |