Highest 10 Biggest Casino Winners of the Last Decade (2015‑2025)

In the last ten years, the gambling world has seen some amazing wins that have made regular players instant millionaires. From online slots to land-based jackpots, the last ten years have brought stories of people who’ve hit the jackpot. Progressive networks like Mega Moolah and Megabucks are constantly changing the game by creating multimillion-dollar jackpots that keep growing with every spin.

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This countdown is all about the 10 biggest casino wins between 2015 and 2025, with the numbers going from 10th to 1st. Each story highlights how much was won, when and where it happened, the game involved, and what made it memorable. So, let’s take a look at ten years of record-breaking fortune.

10. CA$16.5 Million Mega Moolah Win (April 2020

Date & Location: April 2020 – Canada
Amount: CA$16,496,347.95 (≈US$12.2 million)
Game: Mega Moolah progressive slot

In April 2020, a Canadian player hit the jackpot on the Mega Moolah game. They got an impressive CA$16.5 million, making it the second-largest online slot win in Canadian history. The winner, who didn’t want to be named, showed once again how Microgaming’s famous networked jackpots can make a single spin into a life-changing moment.

9. $12.79 Million Mega Moolah Saga Jackpot

Date & Location: Year not published – Online
Amount: US$12,792,841
Game: Mega Moolah Saga progressive slot

Another Mega Moolah miracle happened when an online player who didn’t share their name won US$12.79 million on the Mega Moolah Saga slot. The exact date hasn’t been confirmed yet, but the payout is going to be one of the biggest of the decade, which just goes to show that the progressive network is still making millionaires left, right and centre.

8. US$12.95 Million Online Casino Jackpot (March 2019)

Date & Location: March 2019 – Online
Amount: US$12,945,668
Game: Mega Moolah (probable)

Back in March 2019, one lucky online player hit a progressive slot jackpot worth nearly US$13 million. What made this win really special was that the whole prize was paid out straight away, which is impressive. It shows that some casinos really do deliver when fortune strikes.

7. €13.53 Million Jackpot on Christmas Eve (Dec 24, 2023)

Date & Location: December 24, 2023 – Luxembourg
Amount: €13,527,543 (≈US$14.5 million)
Game: Mega Moolah progressive slot

Talk about a Christmas miracle! On Christmas Eve 2023, a player from Luxembourg spun the Mega Moolah reels and won a cool €13.5 million. The prize was one of the five biggest online slot payouts ever in Europe, so it’s clear that Mega Moolah’s magic is still going strong.

6. CA$20 Million Mega Moolah Jackpot (Jan 2019)

Date & Location: January 2019 – Canada
Amount: CA$20,059,287 (≈US$14.8 million)
Game: Mega Moolah progressive slot

Back in early 2019, another Canadian hit the jackpot with a whopping CA$20 million win on the Mega Moolah slot which is the biggest ever for a Canadian player. This record stood for years and is still one of the most iconic moments in the game’s long jackpot history.

5. €14.24 Million Mega Moolah Jackpot (Aug 2020)

Date & Location: August 2020 – Sweden
Amount: €14,239,532 (≈US$15.2 million)
Game: Mega Moolah progressive slot

A Swedish player made iGaming history in August 2020 when they won €14.24 million from Mega Moolah. It became the biggest win ever recorded at the casino, and it really cemented Mega Moolah’s reputation as Europe’s favourite millionaire-maker.

4. $15.49 Million Megabucks Jackpot (Dec 24, 2020)

Date & Location: December 24, 2020 – Las Vegas, USA
Amount: US$15,491,103
Game: IGT Megabucks slot

Christmas luck was on again in 2020 when a Las Vegas resident named Kevin hit a whopping $15.49 million on an IGT Megabucks machine after betting just $40. It was Nevada’s biggest slot payout in eight years, which shows that land-based jackpots can still compete with the online ones.

3. £13.2 Million (≈€17.9 Million) Mega Moolah Win (Oct 2015)

Date & Location: October 2015 – United Kingdom
Amount: £13,213,838 (≈€17.9 million ≈US$19.1 million)
Game: Mega Moolah progressive slot

One of the most inspiring stories on this list is that of British soldier Jonathan Heywood, who turned a 25-pence spin into a whopping £13.2 million in 2015. His win set a Guinness World Record and got him noticed all over the world when he said he was going to use some of his prize money to pay for his dad’s medical treatment.

2. €18.91 Million Mega Moolah Win (Sept 2018)

Date & Location: September 2018 – Online
Amount: €18,915,872 (≈US$20.2 million)
Game: Mega Moolah progressive slot

Back in September 2018, someone who only bet €0.75 won a whopping €18.91 million in the Mega Moolah jackpot. The win was credited in full, setting a standard for transparent and fair payout policies across the iGaming industry.

1. €19.4 Million Absolootly Mad Mega Moolah Record (Apr 2021)

Date & Location: April 2021 – Belgium
Amount: €19,430,723 (≈US$20.8 million)
Game: Absolootly Mad: Mega Moolah progressive slot

The record topping our list is the €19.4 million Absolootly Mad Mega Moolah record set in 2021. The unidentified Belgian winner hit the life-changing sum on Microgaming’s Alice-in-Wonderland-themed slot, the largest online slot payout of the decade. The jackpot was funded by thousands of players across the Mega Moolah network, which shows just how massive progressive prize pools can grow.

From anonymous online players to decorated soldiers and casual Vegas visitors, the last decade has delivered stories of luck that define casino legend. Progressive networks like Mega Moolah and land-based staples such as IGT’s Megabucks have awarded jackpots worth tens of millions, with every spin adding fuel to the next record-breaker.

The Belgian player who claimed €19.4 million in 2021 remains the biggest winner of the decade, while Jonathan Heywood’s 25-pence miracle from 2015 still stands as a timeless reminder that fortune favors the bold.

As technology evolves and jackpots climb even higher, these stories prove one thing — in the world of casinos, life-changing luck can strike at any time.