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Giacomo "Jack" Della Maddalena (born 10 September 1996), also known by his initials JDM, is an Australian professional mixed martial artist. He currently competes in the Welterweight division of the Ultimate Fighting Championship (UFC), where he is the former UFC Welterweight Champion. As of 5 May 2026, he is #4 in the Meta UFC welterweight rankings.
Biography from Wikipedia, available under CC BY-SA 4.0. Shortened. Read the full article.
Perth, Australia10 May 2025 – 15 Nov 2025
| Result | Date | Opponent | Method | Event |
|---|---|---|---|---|
| L | 2 May 2026 |  Carlos PratesWelterweight | TKO · R3 3:17 leg kicks and elbows | UFC Fight Night: Della Maddalena vs. Prates |
| L | 15 Nov 2025 |  Islam MakhachevTitleWelterweight | UD · R5 5:00 | UFC 322: Della Maddalena vs. Makhachev |
| W | 10 May 2025 |  Belal MuhammadTitleWelterweight | UD · R5 5:00 | UFC 315: Muhammad vs. Della Maddalena |
| W | 9 Mar 2024 | Gilbert Burns Welterweight | KO · R3 3:43 knee and elbows | UFC 299: O'Malley vs. Vera 2 |
| W | 16 Sept 2023 | Kevin Holland Welterweight | SD · R3 5:00 | UFC Fight Night: Grasso vs. Shevchenko 2 |
| W | 15 Jul 2023 | Bassil Hafez Welterweight | SD · R3 5:00 | UFC on ESPN: Holm vs. Bueno Silva |
| W | 12 Feb 2023 | Randy Brown Welterweight | SUB · R1 2:13 rear-naked choke | UFC 284: Makhachev vs. Volkanovski |
| W | 19 Nov 2022 |  Danny RobertsWelterweight | TKO · R1 3:24 punches | UFC Fight Night: Nzechukwu vs. Cuțelaba |
| W | 12 Jun 2022 | Ramazan Emeev Welterweight | TKO · R1 2:32 punches | UFC 275: Teixeira vs. Procházka |
| W | 22 Jan 2022 | Pete Rodriguez Welterweight | TKO · R1 2:59 punches | UFC 270: Ngannou vs. Gane |