| Okben Ulubay | |
| Position: | Small forward |
| Height M: | 2.00 |
| Weight Kg: | 86 |
| League: | Türkiye Basketbol Ligi |
| Team: | Trabzonspor |
| Number: | 13 |
| Nationality: | Turkish |
| Birth Date: | 25 May 1996 |
| Birth Place: | Bakırköy, Istanbul, Turkey |
| Draft Year: | 2018 |
| Career Start: | 2013 |
| Years1: | 2013–2016 |
| Team1: | Anadolu Efes |
| Years2: | 2016–2017 |
| Team2: | Yeşilgiresun Belediye |
| Years3: | 2017–2019 |
| Team3: | Darüşşafaka |
| Years4: | 2019–2020 |
| Team4: | FMP |
| Years5: | 2021 |
| Team5: | Petkim Spor |
| Years6: | 2021–2022 |
| Team6: | Galatasaray Nef |
| Years7: | 2022–2023 |
| Team7: | Beşiktaş |
| Years8: | 2023–2024 |
| Team8: | Türk Telekom |
| Years9: | 2024–present |
| Team9: | Trabzonspor |
| Highlights: | |
Okben Ulubay (born May 25, 1996) is a Turkish professional basketball player for Trabzonspor of the Türkiye Basketbol Ligi (TBL). He mainly plays at the small forward position, but he also has the ability to play as a shooting guard.
Ulubay started playing basketball with the youth academies of the Turkish club, Efes Istanbul when he was five. He continued to play for the junior and youth teams of Efes while growing up.
In 2012, Ulubay signed a seven-year contract with the senior men's club of Efes Istanbul. In 2013, he played in his first BSL game with Efes. He also played with the Turkish 2nd Division team Pertevniyal, which was at the time the farm team of Efes, via a dual license.
On July 4, 2019, Ulubay signed a two-year contract with Serbian team FMP.[1] On 24 December 2020, FMP parted ways with him.[2]
On January 5, 2021, he has signed with Petkim Spor of the Turkish Basketball Super League.[3]
On August 11, 2021, he has signed with Galatasaray Nef of the Basketball Super League.[4]
On July 23, 2022, he has signed with Beşiktaş Icrypex of the Basketbol Süper Ligi (BSL).[5]
On June 26, 2023, he signed with Türk Telekom of the Turkish Basketbol Süper Ligi (BSL).[6]
On September 28, 2024, he signed with Trabzonspor of the Türkiye Basketbol Ligi (TBL).[7]
|-| style="text-align:left;"| 2014–15| style="text-align:left;"| Anadolu Efes| 2 || 2 || 17.2 || .556 || .333 || .500 || 2.5 || 1.0 || .5 || 1 || 6 || 6.5|-| style="text-align:left;"| 2016–17| style="text-align:left;"| Darüşşafaka| 2 || 0 || 1.4 || .000 || .000 || .000 || .0 || .0 || .0 || .0 || .0 || .0|- class="sortbottom"| style="text-align:left;"| Career| style="text-align:left;"|| 2 || 2 || 17.2 || .556 || .333 || .500 || 2.5 || 1.0 || .5 || 1 || 6 || 6.5