Introduction
Jack Della Maddalena is one of the most exciting rising stars in mixed-martial arts today. With explosive striking, a steady rise in the UFC welterweight division, and a compelling personal background, he has drawn major attention. In this article we cover his age, height, nickname, record, and weight, along with context about his career and what makes him noteworthy.
Early Life & Background
Born on 10 September 1996 in Perth, Western Australia, Della Maddalena comes from Australian and Italian heritage (his grandfather is from Sardinia).
He initially played rugby in his youth and later started boxing to boost fitness — eventually transitioning into full-time MMA training.
Age
As of now (November 2025), Jack Della Maddalena is 29 years old. He was born on 10 September 1996.
At 29, he is in what many consider prime age for a welterweight fighter — combining maturity with still plenty of potential ahead.
Height & Physical Stats
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Height: 5 ft 11 in (≈ 180 cm) according to multiple sources.
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Reach: 73 inches (≈ 185 cm) — giving him a slightly above-average reach for his height.
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Weight class: He competes in the welterweight division (170 lb / 77 kg limit).
These physical attributes help define his fighting style: strong KO ability, good striking range, solid athleticism.
Nickname
Jack Della Maddalena is often known by the initials “JDM”.
Interestingly, while some sources list his nickname simply as his initials, others say he has no widely adopted moniker beyond that.
So for SEO and clarity, you might refer to him as “JDM” or “Jack Della Maddalena (JDM)”.
Fight Record & Career Highlights
Professional Record
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As of now: 18 wins, 2 losses, 0 draws.
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Of those wins: 12 by KO/TKO, 2 by submission, remainder by decision.
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Losses: 1 by KO/TKO, 1 by submission.
Key Milestones
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Made his UFC debut in January 2022.
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On 10 May 2025, at UFC 315, he captured the UFC Welterweight Championship by defeating Belal Muhammad via unanimous decision.
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Known for multiple “Performance of the Night” and “Fight of the Night” awards.
Style & Strengths
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As his KO ratio suggests, Jack is a powerful striker with finishing ability.
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He fights a “switch” stance (able to fight orthodox or southpaw) which adds to his unpredictability.
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His reach and athleticism give him an edge in striking exchanges.
Challenges & Losses
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His two early losses (in 2016) show his career started with adversity — which he overcame to build his current successful run.
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As champion, the challenge now becomes defending the title and maintaining consistency against top-level foes.
Weight & Division
Jack fights in the welterweight division, which in UFC is capped at 170 lbs (77 kg).
At weigh-in for fights, he has weighed in at or just under that limit (for example 170 lbs) and then will rehydrate and fight heavier.
Being in this division means facing some of the deepest talent in MMA, so his move up to champion status speaks to his talent and preparation.
Why He’s Important & What to Watch
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From Australia, he represents one of the more prominent MMA export stars from the region — blending boxing, athleticism and finishing ability.
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Capturing the UFC welterweight belt places him among the elite in the sport.
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His fights are entertaining — knockout threats, dynamic striking, and enough grappling to keep opponents honest.
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Going forward: how well he defends his title, how he evolves his game (especially grappling/wrestling), and how he handles adversity will determine if he becomes a long-term star.
FAQs
Q1: What is Jack Della Maddalena’s age?
A: He was born on 10 September 1996, making him 29 years old as of November 2025.
Q2: How tall is Jack Della Maddalena?
A: He stands approximately 5 ft 11 in (180 cm) with a reach of around 73 inches (185 cm).
Q3: What is Jack Della Maddalena’s nickname?
A: He is commonly known by the initials “JDM”.
Q4: What is his fight record?
A: 18 wins, 2 losses, 0 draws — with 12 KOs, 2 submissions, and several high-profile finishes.
Q5: What weight class does he fight in?
A: He fights in the welterweight division (170 lbs / 77 kg limit in UFC).
Q6: What notable title has he won?
A: He captured the UFC Welterweight Championship on 10 May 2025 by defeating Belal Muhammad.
Q7: What make his style stand out?
A: His finishing rate (KO/TKO), switch stance versatility, good reach, and athleticism make him a dangerous striker in the division.
Conclusion
Jack Della Maddalena is a compelling figure in modern MMA — youthful but seasoned, physically well-suited for his division, and armed with knockout power plus strategic versatility. At 29 years, 5’11” tall, competing at 170 lbs, with a record of 18-2 and champion status in the UFC, he ticks many boxes of what a top fighter should be.
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