
St. Petersburg Challenger, 2021, Challenger 50
| Tiurnev, Evgenii (WC) | [RUS] | |
| De Jong, Jesper | ||
| De Jong, Jesper | [NED] | 63 63 |
| Celikbilek, Altug | [TUR] | |
| Celikbilek, Altug | ||
| Vatutin, Alexey[6] | [RUS] | 63 76(3) |
| Durasovic, Viktor | [NOR] | |
| Dubrivnyy, Artem (Q) | ||
| Dubrivnyy, Artem (Q) | [RUS] | 75 36 63 |
| Kuznetsov, Andrey (Q) | [RUS] | |
| Kuznetsov, Andrey (Q) | ||
| Basic, Mirza | [BIH] | 61 61 |
| Kotov, Pavel | [RUS] | |
| Bergs, Zizou (Q) | ||
| Bergs, Zizou (Q) | [BEL] | 60 75 |
| Ebden, Matthew | [AUS] | |
| Catarina, Lucas (Q) | ||
| Catarina, Lucas (Q) | [MON] | 76(4) 62 |
| Quiroz, Roberto[7] | [ECU] | |
| Kopriva, Vit | ||
| Kopriva, Vit | [CZE] | 62 64 |
| Stricker, Dominic (WC) | [SUI] | |
| Ilkel, Cem[2] | ||
| Ilkel, Cem[2] | [TUR] | 67(5) 63 63 |
| De Jong, Jesper | [NED] | |
| Celikbilek, Altug | ||
| Celikbilek, Altug | [TUR] | 76(7) 60 |
| Dubrivnyy, Artem (Q) | [RUS] | |
| Dubrivnyy, Artem (Q) | ||
| Kuznetsov, Andrey (Q) | [RUS] | 63 67(8) 63 |
| Bergs, Zizou (Q) | [BEL] | |
| Bergs, Zizou (Q) | ||
| Catarina, Lucas (Q) | [MON] | 63 64 |
| Kopriva, Vit | [CZE] | |
| Kopriva, Vit | ||
| Ilkel, Cem[2] | [TUR] | 75 62 |
| Celikbilek, Altug | [TUR] | |
| Celikbilek, Altug | ||
| Dubrivnyy, Artem (Q) | [RUS] | 57 62 63 |
| Bergs, Zizou (Q) | [BEL] | |
| Bergs, Zizou (Q) | ||
| Kopriva, Vit | [CZE] | 76(7) 62 |
| Celikbilek, Altug | [TUR] | |
| Bergs, Zizou (Q) | ||
| Bergs, Zizou (Q) | [BEL] | 64 36 64 |








