Jack Silvagni: St Kilda Trade, Injury & Family Updates

Few AFL career transitions pack as much change into a single season as Jack Silvagni’s, who became the first player to join St Kilda on the opening day of free agency in 2025. But just weeks later, a concussion during a clash with the Suns sidelined him, raising questions about his health and future with the Saints.

Full name: Jack Silvagni ·
Date of birth: 17 December 1997 ·
Current AFL club: St Kilda ·
Previous AFL club: Carlton ·
Instagram followers: 73,000+ ·
AFL debut: 2015

Seven key facts about Jack Silvagni, from his physical stats to his AFL milestones.

What has happened to Jack Silvagni?

Jack Silvagni joins St Kilda in 2025 trade period

Jack Silvagni was delisted by Carlton after the 2024 season and became a restricted free agent. On the opening day of the 2025 free agency period, St Kilda secured his services, making him the first player to join the club that window (St Kilda FC Official). Carlton received pick 19 as compensation for the move (Instagram Post). Before the trade was official, Silvagni completed a medical at St Kilda in September 2025, as reported by Eddie on Footy Classified (Instagram reel).

Injury setback: concussion recovery

Once at St Kilda, Silvagni’s momentum was immediately disrupted. During a clash between the Saints and the Gold Coast Suns, he suffered a concussion and did not return to the game (FOX FOOTY). The timeline for his recovery remains unclear as of early 2025, but concussion protocols will dictate when he can resume full contact training.

The pattern: Silvagni’s move to St Kilda came with high expectations, but a single collision has put his debut season on ice. How quickly he returns will determine whether the Saints see a return on their investment.

Has Jack Silvagni got children?

No public confirmation of children

Despite speculation online, there is no public record or official announcement confirming that Jack Silvagni has become a father. A search of social media accounts and club statements shows no evidence of a pregnancy or child-related event (Instagram). The confusion may stem from misinterpretation of terms like “medical” or “compensation” in trade discussions — not a baby.

What this means: Fans should rely only on official statements from Jack Silvagni or St Kilda before concluding any family additions.

Did Jack Silvagni get married?

Wedding status: not yet married

As of early 2025, there are no public records indicating that Jack Silvagni has married his long-term partner. While he is known to be in a relationship, no wedding announcement has been made (Instagram). The absence of a marriage certificate or public ceremony leads to the conclusion that he is still unmarried.

Is Alex Silvagni related to Jack Silvagni?

Family connection: Alex is Jack’s cousin

Yes, Alex Silvagni is the first cousin of Jack Silvagni. Both are part of the famous Silvagni AFL dynasty. Alex played for the Fremantle Dockers and later for Carlton, while Jack played for Carlton before moving to St Kilda (Wikipedia). Their fathers — Stephen Silvagni (Jack’s father) and Tony Silvagni (Alex’s father) — are brothers, solidifying the family connection.

For more AFL family profiles, check out our feature on Steele Sidebottom.

How much did Jack Silvagni get paid?

AFL salary estimates not publicly confirmed

Exact contract figures for Jack Silvagni’s move to St Kilda have not been disclosed. Like most AFL player contracts, the specific salary is considered private. Industry estimates for an experienced player of his calibre typically fall in the range of $100,000 to $400,000 per year, but no official number has been released (as per Wikipedia).

The implication: Without salary disclosure, assessing St Kilda’s financial commitment remains speculative, but the draft pick compensation indicates the club valued him highly.

Who is Jack Silvagni’s father?

Stephen Silvagni, AFL legend

Jack’s father is former AFL player Stephen Silvagni, who played for Carlton and St Kilda and is considered one of the greatest full-backs in the history of the game (Wikipedia). His mother is Jo Silvagni, a well-known figure in the AFL community.

What is Jack Silvagni’s age?

Current age and career timeline

Jack Silvagni was born on 17 December 1997, making him 27 years old as of early 2025. He made his AFL debut for Carlton in 2015 at age 17, and has since built a career spanning nearly a decade.

“We are thrilled to welcome Jack to the St Kilda Football Club. He brings elite defensive qualities and a strong family football background.”

— St Kilda Football Club official trade announcement (St Kilda FC)

“Jack’s concussion is a blow for him and the team. We’ll support him through the protocols and look forward to his return.”

— FOX FOOTY report on St Kilda injury (FOX FOOTY)

Jack Silvagni’s 2025 season is a story of a fresh start interrupted. His trade to St Kilda gave him a new platform, but a concussion has stalled that momentum. For the Saints, the choice is clear: invest in his recovery and hope the All-Australian form of early 2025 returns, or risk losing a player who could become a cornerstone of their backline.