| İbo Aslan | |
|---|---|
| Born | Halil İbrahim Demiraslan 23 April 1996 Altunhisar, Niğde, Turkey |
| Other names | The Last Ottoman |
| Nationality | Turkish |
| Height | 6 ft 3 in (191 cm) |
| Weight | 205 lb (93 kg; 14 st 9 lb) |
| Division | Light heavyweight |
| Reach | 77.5 in (197 cm) |
Fighting out of | Istanbul, Turkey |
| Team | Gym 23 |
| Mixed martial arts record | |
| Total | 18 |
| Wins | 14 |
| By knockout | 14 |
| Losses | 4 |
| By knockout | 1 |
| By submission | 2 |
| By decision | 1 |
| Other information | |
| Mixed martial arts record from Sherdog | |
Halil İbrahim Demiraslan, also known as İbo Aslan (born 23 April 1996), is a Turkish professional mixed martial artist. He currently competes in the Light Heavyweight division of the Ultimate Fighting Championship (UFC).
Halil İbrahim Demiraslan was born on 23 April 1996 in Akçaören village of Altunhisar. When he was only seven years old, his family moved to Austria because of his father's job. At the age of thirteen, after attempting to play football and not enjoying it, he turned to martial arts. His interests led him to first take part in kickboxing, followed by wrestling and Brazilian jiu-jitsu.
Aslan faced Paulo Renato Jr. in season seven of Dana White's Contender Series on 15 August 2023. He won the fight via technical knockout in the first round, which earned Aslan a spot on the UFC roster.
Aslan faced Anton Turkalj in a rematch on 30 March 2024 at UFC on ESPN 54. He won the fight via technical knockout in round three.
In his second fight, Aslan faced Rafael Cerqueira on 26 October 2024 at UFC 308. He won the fight via technical knockout in the first round.
Aslan faced Ion Cuțelaba on 22 February 2025 at UFC Fight Night 252. He lost the fight via an arm-triangle choke submission in the first round.
Aslan faced Billy Elekana on 26 July 2025 at UFC on ABC 9. He lost the fight by unanimous decision.
Aslan was scheduled to face Junior Tafa on 28 September 2025 at UFC Fight Night 260. However, the bout was canceled due to an injury with Tafa.
Aslan faced Iwo Baraniewski on 6 December 2025 at UFC 323. He lost the fight by first round knockout.
| 18 matches | 14 wins | 4 losses |
| By knockout | 14 | 1 |
| By submission | 0 | 2 |
| By decision | 0 | 1 |
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes |
|---|---|---|---|---|---|---|---|---|---|
| Loss | 14–4 | Iwo Baraniewski | KO (punches) | UFC 323 | 6 December 2025 | 1 | 1:29 | Las Vegas, Nevada, United States | |
| Loss | 14–3 | Billy Elekana | Decision (unanimous) | UFC on ABC: Whittaker vs. de Ridder | 26 July 2025 | 3 | 5:00 | Abu Dhabi, United Arab Emirates | |
| Loss | 14–2 | Ion Cuțelaba | Submission (arm-triangle choke) | UFC Fight Night: Cejudo vs. Song | 22 February 2025 | 1 | 2:51 | Seattle, Washington, United States | |
| Win | 14–1 | Raffael Cerqueira | TKO (punches) | UFC 308 | 26 October 2024 | 1 | 0:51 | Abu Dhabi, United Arab Emirates | |
| Win | 13–1 | Anton Turkalj | TKO (punch) | UFC on ESPN: Blanchfield vs. Fiorot | 30 March 2024 | 3 | 1:32 | Atlantic City, New Jersey, United States | Fight of the Night. |
| Win | 12–1 | Paulo Renato Jr. | TKO (punches) | Dana White's Contender Series 58 | 15 August 2023 | 1 | 2:22 | Las Vegas, Nevada, United States | Return to Light Heavyweight. |
| Win | 11–1 | Giorgi Khubejashvili | TKO (leg kick and punches) | Vendetta Fight Nights 33 | 22 June 2023 | 1 | 1:30 | Vienna, Austria | Heavyweight debut. |
| Win | 10–1 | Amilcar Alves | TKO (punches) | Sparta CF 1 | 2 April 2022 | 1 | 1:45 | Vienna, Austria | |
| Win | 9–1 | Felix Polianidis | TKO (punches) | Tosan Fight Night 13 | 13 March 2022 | 1 | 0:20 | Vienna, Austria | |
| Loss | 8–1 | Anton Turkalj | Submission (rear-naked choke) | Brave CF 40 | 24 August 2020 | 2 | 1:57 | Stockholm, Sweden | |
| Win | 8–0 | Ivan Vičić | TKO (punches) | Vendetta Fight Nights 18 | 15 June 2019 | 1 | 0:00 | Vienna, Austria | Won the vacant VFN Light Heavyweight Championship. |
| Win | 7–0 | Robert Valentin | TKO (punches) | Austrian Fight Challenge 8 | 1 December 2018 | 3 | 1:36 | Vienna, Austria | Won the vacant AFC Light Heavyweight Championship. |
| Win | 6–0 | Bart Cillessen | TKO (punches) | Austrian Fight Challenge 7 | 16 June 2018 | 1 | 0:35 | Vienna, Austria | |
| Win | 5–0 | Milan Stojadinovic | KO (punch) | Austrian Fight Challenge 6 | 9 December 2017 | 1 | 2:35 | Vienna, Austria | |
| Win | 4–0 | Sasa Mihajlovic | TKO (punches) | Austrian Fight Challenge: New Talents 3 | 23 September 2017 | 1 | N/A | Vienna, Austria | |
| Win | 3–0 | Igor Kantar | TKO (punches) | Austrian Fight Challenge: New Talents 2 | 10 June 2017 | 1 | N/A | Vienna, Austria | |
| Win | 2–0 | Milan Bodonji | TKO (punches) | Austrian Fight Challenge 5 | 4 March 2017 | 1 | N/A | Vienna, Austria | |
| Win | 1–0 | Mattia Calore | TKO (punches) | Austrian Fight Challenge: New Talents 1 | 15 October 2016 | 1 | 3:27 | Vienna, Austria | Light Heavyweight debut. |