Alexandr Koliev
2020
2019
| J5 SHIRAZ | [2] | Final |
| J4 MINSK | [5] | Quarter |
| J5 REYKJAVIK-2 | [2] | Final |
| J5 REYKJAVIK | [1] | Quarter |
| J5 BISHKEK-2 | [3] | 1R |
| J5 ISFAHAN | [4] | Semi |
| J5 ADAZI-2 | 2R | |
| J5 ADAZI | 1R | |
| J5 KISHISLAND | [10] | Win |
| J5 FRANKFURT | 2R |
2018
| J4 DUBAI | 1R |
Nation
CZE
Year-end Junior World Ranking
- Year-end 2020 542th
- Year-end 2019 467th
Rival
sascha gueymard wayenburg (0-2)
ondrej horak (0-2)
arya roghani (2-0)
roham abbassi (2-0)
hugo sanchez (2-0)
Match Details
J2 PLZEN
| L | 1R | Jack Pinnington Jones | 0-6 1-6 |
J4 GJOVIK
| L | 1R | Mathis Jouanneau | 6-4 5-7 4-6 |
J4 ANTALYA-3
| W | 1R | Taras Pakharenko | 6-2 6-4 |
| W | 2R | Aljaz Jeran | 7-6 6-3 |
| L | 3R | Aleksandar Tomas | 2-6 0-6 |
J2 CHISINAU
| L | 1R | Ilya Lebedev | 0-6 4-6 |
J1 SVIATOPETRIVSKEVILLAGE
| L | 1R | Ondrej Horak | 7-5 3-6 1-6 |
J1 PRAGUEWEST
| L | 2R | Sascha Gueymard Wayenburg | 2-6 3-6 |
J5 SHIRAZ
| W | 1R | Seyeed Mohammad Eman Hoseini | 6-4 7-5 |
| W | 2R | Vandad Gheibi | 6-4 6-1 |
| W | QF | Roham Abbassi | 6-1 6-3 |
| W | SF | Arya Roghani | 7-6 6-3 |
| L | F | Erik Arutiunian | 1-6 2-6 |
J4 MINSK
| W | 1R | Daniil Romanov | 6-3 6-0 |
| W | 2R | Pawel Kaliszewski | 1-6 6-2 6-3 |
| L | QF | Egor Novikov | 2-6 3-6 |
J5 REYKJAVIK-2
| W | 1R | James Johnson | 6-0 3-6 6-0 |
| W | 2R | Hugo Sanchez | 6-4 6-0 |
| W | QF | Jan Koupil | 6-3 6-2 |
| W | SF | Monty Graveney | 6-2 6-7 6-1 |
| L | F | Sascha Gueymard Wayenburg | 7-6 1-6 1-6 |
J5 REYKJAVIK
| W | 1R | Emilio Zielkowski | 7-6 6-3 |
| W | 2R | Hugo Sanchez | 6-1 6-4 |
| L | QF | Luis Francisco | 5-7 5-7 |
J5 BISHKEK-2
| L | 1R | David Bagrinovskiy | 6-7 4-6 |
J5 ISFAHAN
| W | 1R | Ariyo Javadi | 6-0 6-0 |
| W | 2R | Gokalp Ayar | 6-1 6-1 |
| W | QF | Fotios Andreas Antoniadis | 6-1 6-4 |
| L | SF | Ondrej Horak | 2-6 4-6 |
J5 ADAZI-2
| W | 1R | Artem Podorozhnyi | 6-2 4-6 7-5 |
| L | 2R | Daniel Linkuns-Morozovs | 1-6 1-6 |
J5 ADAZI
| L | 1R | Rudolfs Aksenoks | 5-7 4-6 |
J5 KISHISLAND
| W | 2R | Siavash Shirdel | 6-1 6-2 |
| W | 3R | Roham Abbassi | 6-0 6-1 |
| W | QF | Muhammad Nauman Aftab | 6-2 6-2 |
| W | SF | Sina Moghimi | 6-4 6-1 |
| W | F | Arya Roghani | 6-2 6-4 |
J5 FRANKFURT
| W | 1R | Julius Christian Seifert | 6-4 6-2 |
| L | 2R | Giulio Perego | 7-6 3-6 2-6 |
J4 DUBAI
| L | 1R | Peter Fajta | 1-6 1-6 |
Junior Tennis Database is a site that summarizes the results of ITF junior tennis tournaments.
Number of registered tournaments: 14549, Number of registered players: 7,577, Number of registered results: 451,713