Jack Della Maddalena (18-2, 14) was born in Perth, Western Australia, Australia on September 10, 1996. At the age of 19 years on March 12, 2016, he made his professional MMA debut against Aldin Bates, losing the fight via 3rd-round TKO.
On January 22, 2022, 25-year old Jack Della Maddalena made his UFC debut on his 13th professional MMA fight at UFC 270 against Pete Rodriguez, winning the fight in the 1st round via TKO.
He became the UFC welterweight champion on May 10, 2025 at age 28 on his 20th professional MMA fight at UFC 315 after defeating a 36-year old Belal Muhammad via 5-round unanimous decision.
Della Maddalena's last fight was a welterweight title fight against Belal Muhammad for Muhammad's UFC Championship title on May 10, 2025. He won the fight via 5-round unanimous decision and was crowned the new welterweight UFC champion. He is on a 18-fight winning streak.
He has fought eight times in the UFC, and has a record of 8 wins and 0 losses in the promotion.
Some of Jack Della Maddalena's best fights have been against Belal Muhammad, Ramazan Emeev, Danny Roberts, Randy Brown, Gilbert Burns, Pete Rodriguez and Bassil Hafez.
Della Maddalena has 2 losses on his MMA record.
| # | Date | Opponent | Promotion | Weight | Round | Method | Result |
|---|---|---|---|---|---|---|---|
20  | May 10, 2025 28 years, 8 months 18-2 (14) | 36 years, 10 months 24-3 (6) | UFC | WL | 5 | UD | WIN Won UFC welterweight title |
19  | Mar 9, 2024 27 years, 5 months 17-2 (14) | 37 years, 7 months 22-6 (14) | UFC | WL | 3 | KO | WIN Knee and elbows |
18  | Sep 16, 2023 27 years 16-2 (13) | 30 years, 10 months 25-9 (21) | UFC | WL | 3 | SD | WIN |
17 | Jul 15, 2023 26 years, 10 months 15-2 (13) | Bassil Hafez | UFC | WL | 3 | SD | WIN |
16  | Feb 12, 2023 26 years, 5 months 14-2 (13) | 32 years, 7 months 16-4 (11) | UFC | WL | 1 | SUB | WIN Rear-naked choke |
15  | Nov 19, 2022 26 years, 2 months 13-2 (12) | 35 years, 4 months 18-6 (12) | UFC | WL | 1 | TKO | WIN Punches |
14  | Jun 11, 2022 25 years, 9 months 12-2 (11) | 35 years 20-5 (10) | UFC | WL | 1 | TKO | WIN Punches |
13 | Jan 22, 2022 25 years, 4 months 11-2 (10) | Pete Rodriguez | UFC | WL | 1 | TKO | WIN Punches |
12 | Sep 14, 2021 25 years 10-2 (9) | Ange Loosa | WL | 3 | UD | WIN | |
11 | Oct 10, 2020 24 years, 1 months 9-2 (9) | Aldin Bates | WL | 1 | KO | WIN Punch | |
10 | Feb 29, 2020 23 years, 5 months 8-2 (8) | Glen Pettigrew | WL | 2 | TKO | WIN Punches | |
9  | Oct 4, 2019 23 years 7-2 (7) | 26 years, 5 months 2-0 (2) | WL | 2 | TKO | WIN Doctor stoppage | |
8 | Sep 22, 2018 22 years 6-2 (6) | Dean Abramo | WL | 1 | TKO | WIN Punches | |
7 | Mar 10, 2018 21 years, 6 months 5-2 (5) | Luke Howard | WL | 2 | KO | WIN Punch | |
6 | Oct 28, 2017 21 years, 1 months 4-2 (4) | James Duckett | CW | WL | 2 | SUB | WIN Rear-naked choke |
5 | Jul 8, 2017 20 years, 9 months 3-2 (3) | Ty Duncan | WL | 2 | TKO | WIN Punches | |
4 | Mar 8, 2017 20 years, 5 months 2-2 (2) | Glen Pettigrew | WL | 1 | TKO | WIN Punches | |
3 | Oct 15, 2016 20 years, 1 months 1-2 (1) | Brandt Cogill | WL | 1 | KO | WIN Elbow | |
2 | May 28, 2016 19 years, 8 months 0-2 (0) | Darcy Vendy | MD | 1 | SUB | LOSS Rear-naked choke | |
1 | Mar 12, 2016 19 years, 6 months 0-1 (0) | Aldin Bates | WL | 3 | TKO | LOSS Punches |
