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2025 Istanbul Challenger
September 1 - September 7
Last Updated on September 7, 2025
The 2025 Istanbul Challenger, also known as the Istanbul Challenger TED Open, was a professional tennis tournament played on hard courts. It was the 39th edition of the tournament, which was part of the 2025 ATP Challenger Tour. It took place at the TED Club in Istanbul, Turkiye, from September 1 to 7, 2025.1“Istanbul Challenger TED Open Overview”. atptour.com. Retrieved 2 September 2025.
Slovakia’s Alex Molčan secured his second ATP Challenger title of 2025 with a commanding victory at the Istanbul Challenger, defeating Colombia’s Nicolás Mejía 7–6(11–9), 6–2. The win mirrors Molčan’s previous success at the Izida Cup II in Bulgaria this past August. As champion, Molčan collects $14,200 and 75 valuable ATP ranking points, with Mejía taking $8,330 and 44 points as the runner-up.
Tournament Details
| Date | 1–7 September |
| Edition | 39th |
| Draw | 32 Singles / 16 Doubles |
| Category | Challenger 75 |
| Prize Money | US$100,000 |
| Surface | Hard |
| Location | Istanbul, Turkiye |
| Venue | TED Club |
Tournament Links
| ATP Tournament Profile | ||
| Results | Draws | Schedule |
Champions
| Event | Champion(s) | Runner(s)-up |
| Men’s Singles | 🇸🇰 Alex Molčan | 🇨🇴 Nicolás Mejía |
| 7–6(11–9), 6–2 | ||
| Men’s Doubles | 🇸🇰 Miloš Karol 🇩🇪 Daniel Masur |
🇬🇷 Stefanos Sakellaridis 🇮🇳 Karan Singh |
| 7–6(7–2), 6–1 | ||
Singles Main-Draw Entrants
Seeds
The following players were seeded based on their ATP rankings as of August 25, 2025.
- Lukáš Klein (Slovakia)
- Otto Virtanen (Finland)
- Martín Landaluce (Spain)
- Harold Mayot (France)
- Moez Echargui (Tunisia)
- Calvin Hemery (France)
- Hugo Grenier (France)
- Benjamin Hassan (Lebanon)
Other Entrants
The following players received wildcards into the main draw:
- Kaya Arınç
- Koray Kırcı
- Mert Naci Türker
The following player received entry using a protected ranking:
- Ilya Ivashka
The following players received entry as alternates:
- Alastair Gray
- Miloš Karol
- Alex Molčan
- Mats Rosenkranz
The following players received entry from the qualifying draw:
- Alex Hernández
- Michal Krajčí
- Péter Makk
- Ivan Nedelko
- Luca Potenza
- Vadym Ursu
Doubles
The tournament also featured a doubles competition with a 16-team main draw. The seeded teams were:
- Alexandru Jecan and Bogdan Pavel
- Alexander Donski and Stefan Latinović
- Miloš Karol and Daniel Masur
- Benjamin Hassan and Andreas Mies
Tournament History
The Istanbul Challenger, also known as the Istanbul Challenger TED Open, is one of the oldest and most prestigious tennis tournaments in Turkey. It has been held annually since 1946, with only a few exceptions. Over its long history, the tournament has served as a proving ground for many future stars of the sport. Past champions and participants include numerous top-ranked players and Grand Slam winners, such as Nikolay Davydenko, Robin Söderling, and Karen Khachanov, who have all competed on the hard courts of the TED Club.
The tournament has also received international recognition for its high standards of organization. In 2003, during the Akbank Private Banking sponsorship era, the Istanbul Challenger was awarded the “ATP Challenger Award” for being the most successfully organized tournament among the 129 events on the tour that year. The award was presented by a then-up-and-coming Roger Federer, a testament to the event’s growing prestige. The tournament has been praised for its consistent quality and hospitality, which has helped it maintain its longevity and status on the ATP Challenger Tour.
The enduring success of the Istanbul Challenger is a source of pride for Turkish tennis. It has provided a vital platform for both international players to gain experience and for local Turkish players to test their skills against world-class competition. The tournament’s rich history and its commitment to excellence have solidified its position as a cornerstone of the ATP Challenger Tour and a highlight of the Turkish sporting calendar.
The Venue: TED Club Istanbul
The Istanbul Challenger is held at the historic TED Club, or Tenis Eskrim Dağcılık Spor Kulübü (Tennis Fencing Mountaineering Sports Club), in Istanbul, Turkey. While the club’s name suggests a wider range of activities, it is primarily renowned for its world-class tennis facilities. Located in the Tarabya district, the club has long been a central hub for tennis in the region, hosting both national and international tournaments.
Founded in 1901, the TED Club has a long and storied history as one of Turkey’s most prestigious sports institutions. Its roots are connected to the Turkish Education Association (TED), an organization established in 1928 with a mission to promote education and sports. While the TED Club has been a pillar of the community for decades, its modern tennis facilities, including its outdoor hard courts and a large center court with a capacity for 3,500 people, make it an ideal venue for a professional tennis tournament.
The club’s commitment to developing tennis talent in Turkey is evident in its long-standing partnership with the Istanbul Challenger. The club provides a welcoming atmosphere for players and fans, with its scenic location and a dedication to quality organization that has earned it praise from the ATP and players alike. The TED Club’s history and reputation for excellence make it a fitting and respected home for the Istanbul Challenger.
Prize Money and Ranking Points
The tournament was a Challenger 75 event with a total prize fund of US$100,000. The prize money and ranking points were allocated as follows:
Singles
| Result | Prize Money | Ranking Points |
| Champion | $14,200 | 75 |
| Runner-up | $8,330 | 44 |
| Semifinalists | $4,975 | 22 |
| Quarterfinalists | $2,890 | 12 |
| Round of 16 | $1,685 | 6 |
| Round of 32 | $1,045 | 0 |
| Qualifier | $0 | 4 |
Doubles
| Result | Prize Money | Ranking Points |
| Champion | $4,980 | 75 |
| Runner-up | $2,880 | 50 |
| Semifinalists | $1,730 | 30 |
| Quarterfinalists | $1,010 | 16 |
| Round of 16 | $580 | 0 |