Latest Online Gambling Bonuses in European Union - December 2025

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Unlock a world of exciting opportunities with the latest online gambling bonuses in European Union, conveniently compiled in our extensive directory. Discover an array of enticing offers, including exclusive sign-up bonuses, free spins, and no deposit bonuses, all provided by the top online gambling sites in European Union. Whether you're a seasoned player or new to the online gambling scene, these bonuses add an extra layer of excitement to your gaming experience. Trust our comprehensive directory to stay informed about the most lucrative promotions, ensuring you never miss out on the chance to boost your winnings. Explore the world of online gambling in European Union with confidence, armed with the latest and greatest bonuses available.

Betway Casino Welcome Bonus

First Deposit Bonus : 100% Max. €/$250
Second Deposit Bonus : 25% up to €/$250
Third Deposit Bonus : 50% up to $500
Welcome Package : €/$1,000

First Deposit

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No code required

18+. New players only. Total bonus amound: up to €/$1,000. Three deposits. Minimum deposit: €/$20. Wagering requirement: 50×. T&Cs apply.

Hello Casino Canadian Welcome Bonus

Welcome Package : $1,000 + 1000 Free Spins

First Deposit
Free Spins
Welcome Package

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No code required

18+. New players only. Residents of Canada only. Ontario residents excluded. $1,000 + 100 free spins. Full Terms and Conditions apply.

NetBet Sportsbook DACH Welcome Offer

First Deposit Bonus : 100% up to €100

First Deposit

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No code required

18+. New customers only. Minimum deposit amount is €10. Unused bonus expires in 30 days. T&Cs apply.

Bets.io Casino Welcome Bonus

Cashback bonus : up to 20% Cashback Bonus Every Day

Cashback

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No code required

18+. New and existing players as well. Bonus available every day. Daily cashback offer up to 20%. Bonus amount depends on the deposit amount. Full Terms and Conditions apply.

Claim Norgesspill Casino’s 600 NOK Welcome Bonus

Welcome Bonus : Deposit 100 NOK get 600 NOK

First Deposit

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No code required

Collect NorgesSpill Casino’s 100% First Deposit Bonus

First Deposit Bonus : 100% max. 2,500 NOK

First Deposit

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No code required

Hello Casino Welcome Offer: 100% up to £100 Bonus + 100 Free Spins

First Deposit Bonus : 100% max. £100 + 100 Spins

First Deposit
Free Spins

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No code required

18+. New customers only; £10 minimum deposit required; 35x bonus wagering requirement applies; the bonus expires in 10 days; T&Cs apply.

LSbet Sportsbook Poland Welcome Bonus

First Deposit Bonus : 200% up to 1000 PLN
Free Bet Bonus : 20 PLN

First Deposit
Free Bets

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No code required

18+. New customers only. Minimum 50 PLN deposit required. Bonus and deposit are subject to 6x wagering requirement, bets with minimum odds 1.80. Unused bonus expires within 60 days. Bonus needs to be requested within 7 days of registration. T&Cs apply.

NetBet Sportsbook Welcome Bonus

First Deposit Bonus : 50% up to EUR 50

First Deposit

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Bonus code:

WELCOME50

18+. New customers only. Bonus and deposit must be rolled over 8x with minimum odds of 1.60. Minimum deposit amount is €10. Wagering requirement must be fulfilled in 60 days. T&Cs apply.

Exclusive Omni Slots Casino Welcome Bonus

Exclusive Welcome Package : Up to €600 + 95 free spins
First Deposit Bonus : 100% up to €300 + 75 free spins
Second Deposit Bonus : 50% up to €300 + 20 free spins

First Deposit
Free Spins
Welcome Package

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Bonus code:

GZION75

18+. New players only. Exclusive for GamingZion readers only. Deposit bonus codes apply. First two deposits. 100% up to €300 + 75 free spins + 50% up to €300 + 20 free spins. Applying slot: Total Overdrive. Full Terms and Conditions apply.

Latest Online Gambling Bonus Codes in European Union

To get extra cashbacks, deposit matches, free spins, and many other benefits, compare the best gambling bonus codes in European Union here at GamingZion. In order to access your rewards, the online gambling sites in European Union require you to enter a bonus code. Therefore, you will get the desired bonus after entering the code and making the required minimum deposit. Indeed, you might miss out on some promotions if you ignore the bonus codes. Bonus codes are often linked to outdated online casinos, for unclear reasons. That is untrue because a large number of contemporary gambling websites track reward claims made by their user base by utilizing bonus codes. Free no deposit gambling bonus codes can be used to unlock some of the best bonuses. The internal team of gambling experts at GamingZion never gives up looking for fresh top gambling bonus codes. Regularly check out the list below and select the best offers since we constantly add new ones and keep them updated!

Kateryna

A real online gambling enthusiast with 6+ years in the industry. My goal is to help you find the best gambling platforms via informative and detailed reviews of trustworthy and reliable online casinos and sportsbooks. In addition, you can boost your winning chances by discovering my personal tips & tricks which come from years of experience. Stay tuned and gamble responsibly!