
Gauthier Onclin and Altug Celikbilek will play each other in the 1st round of the Istanbul Challenger for the 1st time in their career. They are scheduled to compete on Tuesday at 3:00 pm on CENTER COURT. Here the head to head stats and relative prediction.
Prediction, odds and live streaming
The pick for Tennis Tonic is Altug Celikbilek who should win in 3 sets.
As per the initial odds, Altug Celikbilek is the pick to win this match.
Altug Celikbilek -> 1.87
Gauthier Onclin -> 1.87
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Prediction and head to head Gauthier Onclin vs. Altug Celikbilek
There is no head to head record between Gauthier Onclin and Altug Celikbilek since this will be the first time that they will face off in the main tour.
Gauthier Onclin
Year | Total | Hard | Clay | I.hard | Grass | Carpet |
---|---|---|---|---|---|---|
2025 | 23-17 | 3-1 | 18-11 | 1-4 | 1-1 | 0-0 |
2024 | 56-27 | 27-11 | 19-13 | 10-3 | 0-0 | 0-0 |
2023 | 40-25 | 1-2 | 15-10 | 23-11 | 1-2 | 0-0 |
2022 | 54-26 | 10-8 | 36-15 | 8-3 | 0-0 | 0-0 |
2021 | 32-23 | 18-6 | 10-13 | 0-2 | 0-0 | 4-2 |
Ranked no. 198 (career-high), Gauthier will start his run in the Istanbul Challenger after he played his last match at the Us Open where he lost 6-4 7-6(0) to Shimabukuro in the qualifications on the 25th of August.
Onclin has a compiled 36-19 win-loss record in 2023, 1-1 on hard (See FULL STATS).
Gauthier’s best result of the season was reaching the final in M15 Bressuire.
Talking about his overall career, The Belgian has an overall 151-89 record. He has a positive 50-31 record on hard.
Previously in the Istanbul Challenger
Gauthier has never competed in this tournament before.
Altug Celikbilek
Year | Total | Hard | Clay | I.hard | Grass | Carpet |
---|---|---|---|---|---|---|
2024 | 48-21 | 42-15 | 0-0 | 6-6 | 0-0 | 0-0 |
2023 | 20-27 | 8-12 | 0-3 | 9-9 | 3-3 | 0-0 |
2022 | 27-30 | 13-13 | 4-7 | 10-8 | 0-2 | 0-0 |
2021 | 42-24 | 23-11 | 1-2 | 15-8 | 3-2 | 0-1 |
2020 | 14-10 | 3-2 | 7-4 | 4-4 | 0-0 | 0-0 |
Ranked no. 264, Altug will start his run in the Istanbul Challenger after he played his last match in the Porto Challenger where he lost 6-4 7-6(9) to Escoffier in the 2nd round on the 3rd of August.
Celikbilek has a composed 17-19 win-loss record in 2023, 6-7 on hard (See FULL STATS).
Celikbilek’s best result of the current season was getting to the semifinal in the Neuve Challenger and the Salinas Challenger.
In terms of his career, Altug has an overall 300-219 record. He has a positive 212-136 record on hard.
Head 2 Head



Tennis Scores in Istanbul Challenger
- Denis YevseyevYevseyev – Norbert GombosGombos (4-6 6-1 6-2) – Stats, scores, rankings
- Ergi KirkinKirkin – Marek GengelGengel (6-1 6-2) – Stats, scores, rankings
- Johannus MondayMonday – Kacper ZukZuk (4-6 6-1 6-4) – Stats, scores, rankings
- Giovanni Mpetshi PerricardMpetshi Perricard – Cem IlkelIlkel (7-5 6-4) – Stats, scores, rankings
- Nick HardtHardt – Soon-Woo KwonKwon (6-0 6-1) – Stats, scores, rankings
Upcoming matches in the draw
- Marius CopilCopil – Yshai OlielOliel (0-0) – H2H and prediction
- Marsel IlhanIlhan – Jesper De JongDe Jong (0-0) – H2H and prediction
- Skander MansouriMansouri – Bernard TomicTomic (0-0) – H2H and prediction
- Altug CelikbilekCelikbilek – Gauthier OnclinOnclin (0-0) – H2H and prediction
- Yanki ErelErel – Daniel CukiermanCukierman (0-1) – H2H and prediction
- Harold MayotMayot – Aziz DougazDougaz (0-0) – H2H and prediction