| Iwo Baraniewski | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Born | November 20, 1998 Warsaw, Poland | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Other names | Rudy | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Height | 6 ft 0 in (1.83 m) | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Weight | 211 lb (96 kg; 15 st 1 lb) | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Division | 
 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Reach | 73 in (185 cm) | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Style | Judo | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Stance | Orthodox | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Fighting out of | Warsaw, Poland | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Team | Aligatores Fight Club | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Rank | Black Belt in Judo | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Years active | 2023–present | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mixed martial arts record | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Total | 6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wins | 6 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| By knockout | 4 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| By submission | 2 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Losses | 0 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Other information | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Mixed martial arts record from Sherdog | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Medal record 
 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||
Iwo Baraniewski (born November 20, 1998) is a Polish professional mixed martial artist. He currently competes in the Light Heavyweight division of the Ultimate Fighting Championship.
Baraniewski initially started with Judo. He started training at Aligatores Fight Club, which to this day is his gym. He competed in multiple IJF tournaments, but didn't place in the top 3. [1]
His first podium place came in 2018 at the World Judo Juniors Championships where he'd win the bronze medal after defeating Mathias Madsen. [2]
His next two medals were in Submission Wrestling where he'd obtain a bronze and gold medal at the ADCC Polish Nationals in 2019 and 2020 respectively. [3] [4] Also in 2020, Baraniewski would win the gold medal at the Polish Youth Judo Championships in Józefów after beating Eryk Ryciak in the final. [5]
In 2021, Baraniewski would compete in the GAMMA European Championships in Kyiv, where he'd win the silver medal after losing to Stanislav Khmilkovsky in the finals. [6]
In 2022, Baraniewski would compete in both the GAMMA European Championships and World Championships, where he'd win a gold medal in both after beating Arturs Skabarnieks and Giorgi Chochishvili respectively. [7] [8]
In 2024, Baraniewski would compete in the GAMMA European Championships where he'd win yet another gold medal after beating Cristian Constantinov in the finals. [9]
On September 30, 2023, at Babilon MMA 39, he would win his professional debut via armbar against Kamil Bartosiński in the first round. [10]
His last fight with the promotion came on March 14, 2025 when he faced Kamil Stachura. Baraniewski won the fight via a first-round TKO, and thus improving to 5–0. [11]
Baraniewski competed against Mahamed Aly in the ninth season of Dana White's Contender Series on September 16, winning via knockout in the first 20 seconds and securing a contract to the UFC. [12]
Baraniewski is scheduled to make his debut with the UFC against İbo Aslan in a heavyweight bout on December 6, 2025 at UFC 323. [13]
| 6 matches | 6 wins | 0 losses | 
| By knockout | 4 | 0 | 
| By submission | 2 | 0 | 
| Res. | Record | Opponent | Method | Event | Date | Round | Time | Location | Notes | 
|---|---|---|---|---|---|---|---|---|---|
| Win | 6–0 | Mahamed Aly | KO (punches) | Dana White's Contender Series 82 | September 16, 2025 | 1 | 0:20 | Las Vegas, Nevada, United States | |
| Win | 5–0 | Kamil Stachura | TKO (elbows and punches) | Babilon MMA 51 | March 14, 2025 | 1 | 3:02 | Ciechanów, Poland | |
| Win | 4–0 | Sylwester Borys | TKO (punches) | Babilon MMA 49 | November 22, 2024 | 1 | 3:01 | Radom, Poland | |
| Win | 3–0 | Cemey dos Santos | TKO (punches) | Babilon MMA 47 | September 28, 2024 | 1 | 1:11 | Wieliczka, Poland | |
| Win | 2–0 | Miroslav Uchytil | Submission (armbar) | Babilon MMA 42 | January 27, 2024 | 1 | 3:54 | Żyrardów, Poland | |
| Win | 1–0 | Kamil Bartosiński | Submission (armbar) | Babilon MMA 39 | September 30, 2023 | 1 | 3:17 | Radom, Poland | Light Heavyweight debut. |