Sonny Bill Williams’ Net Worth Makes Him One of the Richest Rugby Stars of All Time

Wednesday, 07 January 2026 at 08:07

byRugby Rucker

Sonny Bill Williams was never meant to follow the traditional All Black path — and his bank balance proves it.

While most New Zealand legends earned modest wages by global sporting standards, Williams broke the mould, turning elite performance into elite wealth.

Today, Sonny Bill Williams is widely regarded as the richest All Black of the modern era, with an estimated net worth of around £24 million.

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Not Your Average All Black Pay Packet

For much of rugby history, wearing the black jersey was about pride, not profit. But Williams played the game differently. Switching codes, switching countries and chasing the biggest stages, he consistently placed himself where the money was — without ever sacrificing his status at the top of the sport.

From blockbuster stints in Japan, big-money deals in Europe, and high-profile contracts in Australia, Williams earned far more than a centrally contracted All Black ever could. Every move came with headlines — and a healthy bump to his earnings.

Two Codes, Two World Cups, One Very Smart Career

Williams’ ability to dominate both rugby league and rugby union is the foundation of his fortune. Add two Rugby World Cup winners’ medals, multiple domestic titles and a global fanbase, and he became a marketer’s dream.

Then came boxing. While many athletes flirt with the ring, Williams turned it into a serious revenue stream, remaining unbeaten and adding fight purses and sponsorship income to an already impressive portfolio.

Brand SBW Was Always Bigger Than Rugby

Endorsements, media appearances, speaking engagements and post-career ventures have all played their part. Williams wasn’t just selling tries and tackles — he was selling a persona. Authentic, outspoken and recognisable worldwide, he built a brand that travelled well beyond New Zealand’s shores.

That commercial pull ensured the money kept coming long after the final whistle.

Richest Rugby Players: Top Six

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6️⃣ Richie McCaw (New Zealand)

Estimated Net Worth: £12–14 million
Bio: Widely regarded as the greatest openside flanker of all time, McCaw captained the All Blacks to two Rugby World Cup victories (2011, 2015). Known for his leadership, work ethic, and tactical intelligence.

Key Points:

Two-time Rugby World Cup winner (2011, 2015)
Long All Blacks career with record appearances
Sponsorships with major brands (Adidas, aviation)
Post-retirement speaking engagements and business ventures

5️⃣ Brian O’Driscoll (Ireland)

Estimated Net Worth: £13–15 million
Bio: Ireland’s most capped player and one of the finest centres in rugby history. O’Driscoll led Ireland and the British & Irish Lions to numerous successes and transitioned into media work after retirement.

Key Points:

Ireland and British & Irish Lions captain
Successful broadcasting career (punditry with BT Sport)
Brand ambassador for multiple companies
Post-retirement business roles

4️⃣ Sonny Bill Williams (New Zealand)

Estimated Net Worth: £15–17 million
Bio: A dual-code rugby superstar, Williams excelled in both rugby union and rugby league. He also pursued professional boxing, leveraging his sporting success into global endorsements.

Key Points:

Dual-code rugby international
Professional boxing career
Multiple domestic and international rugby titles
Endorsements with global brands

3️⃣ Mike Tindall (England)

Estimated Net Worth: £16–18 million
Bio: Former England centre and 2003 Rugby World Cup winner. Tindall has become a media personality and entrepreneur after retirement.

Key Points:

2003 Rugby World Cup winner with England
Television appearances and reality TV
Brand endorsements and ambassador roles
Family business ventures with Zara Phillips

2️⃣ Dan Carter (New Zealand)

Estimated Net Worth: £17–19 million
Bio: One of the greatest fly-halves ever, Carter starred for the All Blacks and in club rugby in France and Japan. Known for his precision kicking and playmaking.

Key Points:

All Blacks legend and World Cup winner
Record-breaking club contracts in France and Japan
Endorsements and ambassadorial roles
Post-retirement rugby-related ventures

1️⃣ Jonny Wilkinson (England) ?

Estimated Net Worth: £18–22 million
Bio: Legendary England fly-half, famous for the drop goal that won the 2003 Rugby World Cup. Wilkinson has leveraged his fame for lucrative contracts, endorsements, and media opportunities.

Key Points: