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100 Best Happy 18th Birthday Wishes


Turning 18 is a big deal! After all, it’s one of the last useful birthdays a person will have. If you have been wondering what is the best way to wish someone a happy 18th birthday, we have you covered with this list of all the best happy 18th birthday wishes for everyone in your life.

Best Happy 18th Birthday Wishes

  • Happy happy 18th birthday! Always remember that life is not about finding yourself, it’s about creating yourself. Wishing you all the best for the next chapter.
  • Happy 18st! Your future does not lay in front of you, it lies deep inside you. When life becomes a rollercoaster, climb into the front seat, throw your arms in the air and enjoy the ride.
  • Behind you all your memories. Before you all your dreams. Around you all that love you. Within you all you need. Happy 18th birthday!
  • Happy 18th birthday to someone who has a truly bright future ahead of them! I hope you have a fantastic day!
  • Time to celebrate your induction into full adulthood! Happy 18th birthday!
  • Happy birthday! I can’t wait to see what you do with your next 18 years.
Volcanoes with happy 18th birthday wishes
  • How time flies – Happy 18th Birthday.
  • So proud of who you have become over these 18 years.
  • You are such a beautiful person, inside and out. Happy 18st!
  • Happy 18th birthday to a true troublemaker!
  • I’ll bet you were hoping no one would notice you were turning 18. Well, no such luck! Happy birthday!
  • Congratulations on reaching this incredible journey to 18. Wishing you many good things for the years ahead.
  • Happy 18th birthday to one of my favourite humans!
  • Older? Definitely. Wiser? …mmm debatable. Happy Birthday!”
  • Turning 18 is a piece of cake and a few extra candles.
  • A very happy 18th birthday, I can’t wait to celebrate with you later.
  • Hopefully you can find a cake big enough to fit 18 candles.
  • May your birthday be as wonderful as you are, happy 18th.
  • Happy 18th birthday to someone who’s awesome at any age.
  • Congratulations on turning 18! I hope your birthday is so great that you’ll need sunglasses to open the fridge in the morning.
  • You know what they say about turning 18? Old enough to know better, and young enough not to care. Enjoy it! Happy birthday!
  • You’re 18! Now you can legally do everything you’ve been doing all along!
  • Here’s your annual reminder of how thoughtful I am – Happy 18th Birthday!
Sunrise with funny happy wishes for 18th birthday
  • 18 today! Time to get your sh*t together.
  • It’s OK to light the 18 candles on your birthday cake now; I’ve already alerted the fire department.
  • Don’t grow up… It’s a trap! Oh, you did! Happy birthday, in that case!
  • You’re older today than yesterday but younger than tomorrow, happy 18th birthday!
  • Happy 18th birthday! Now that you’re getting older, I hope your last trip round the sun wasn’t too tiring.
  • 18 looks good on you.
  • Can’t quite believe you are 18! I remember you running around in nappies.
  • Happy Birthday!! You only look as old as the last selfie you took.
  • Just wanted to be the first one to wish you happy birthday so I can feel superior to your other well-wishers. So, happy 18th birthday!
  • I hate to break it to you…. but you’re officially an adult now and it’s time to act like it!
  • Happy 18th! Don’t worry, you don’t look a day over 17 and a half.
  • If you’re the new face of 18, then it’s going to be an amazing year. Happy Birthday, dear friend!
  • We’ll be friends ’til we’re old and senile… and then we’ll be new friends!
  • My friend, you have so much to be proud of at 18. Congrats and enjoy!
  • 18 cheers to 18 great years. Now, let the real party begin!
Mountains with happy 18th birthday wishes for friends
  • Happy 18th Birthday to one of my most special friends!
  • Friend – Congratulations on your 18th birthday! What a prime opportunity to stop and reflect on how much you have achieved in so little time. You are an inspiration to all of us. May your future be bright and full of wonders.
  • Wishing the happiest of birthdays to the kindest friend I know. I hope you have a fantastic 18th birthday today.
  • Wishing you the very best on your 18th birthday. Enjoy the attention on your special day, you deserve it my wonderful friend.
  • Happy 18th birthday! I’m so grateful for your friendship and all the fun we’ve shared over the years. Here’s to many, many more!
  • Though we couldn’t be with you today, we’re raising our glass and wishing you the happiest of 18th birthdays! I hope you have a wonderful day celebrating with family and friends.
  • Hope your birthday is twenty-onederful!
  • Enjoy turning 18 today – it’s all downhill from now on!
  • By 18, Jane Austen had written Pride and Prejudice. But you’re still doing great!
  • You’re 18! You are officially an adult… and old.
  • 18 years of being a muppet.
  • Happy 18th Birthday! Drink responsibly… don’t spill any of it.
  • 18 is a birthday worth celebrating, live it large!
Blue sky with short happy birthday wishes for 18th
  • By 18, Steve Jobs had founded Apple. But you’re still doing great!
  • Time to get drunk and forget you’re getting old. Happy 18st!
  • Time to grow up! Happy Birthday.
  • Happy birthday. It took you 18 years to look this good!
  • Sincerely wishing you life’s finest things at 18.
  • Hope your 18th year is your favorite year so far!
  • 18?! YOU?! I demand a recount! Happy birthday!
  • Forever be beautiful, inside and out. Happy 18th birthday.
  • The first 18 years of childhood are always the hardest.
  • I’m so proud to have you as a friend… even if you are old.
  • Happy birthday!! You only look as old as the last selfie you took.
  • 18 is fun, fabulous, and absolutely fantastic. It’s your time in the sun.

If you like these, you might also want to check out our other lists of Short Birthday Wishes, 16th, 17th, 19th, 20th, 21st and 50th Birthday Messages.

Happy 18th Birthday Messages

  • Always remember you are braver than you believe, stronger than you seem, smarter than you think and loved more than you know! Congratulations on your 18th birthday!
  • Many congratulations on your 18st! Wishing you success and happiness on your very special birthday!
  • 18 looks absolutely beautiful on you. May your beauty be as everlasting as the heavens. Happy 18th birthday!
  • A very happy 18th birthday to you! Congratulations! I hope that your day is filled with celebrations, and that on this very special day you’re surrounded by those who you love most in the world!
  • Look out world, here you come!
  • So proud of what you have achieved and what you are going to achieve. Happy 18th birthday!
  • You make us so proud, each and every single day.
  • On your 18th birthday, you deserve all of the happiness and joy that life can bring.
  • All you’ve accomplished in your 18 brief years on this earth – it’s astounding!
  • Turning 18 is a piece of cake and a few extra candles.
Cliff and ocean with happy 18th birthday messages
  • What does life have in store for you? An adulthood filled with joy, happiness and success is my birthday wish for you.
  • Congratulations on being even more experienced. I’m not sure what you learned this year, but every experience transforms us into the people we are today. Happy 18th birthday!
  • Yesterday is gone, tomorrow is not here, so live today and enjoy the year.
  • Let this birthday bring peace to your soul and happiness to your heart.
  • The world is a much better place for having had you in it for the last 18 years. Here’s to wishing you many happy returns
  • It’s your 18th birthday? Not too late to get up to some mischief!
  • Your birthday is the first day of another 365-day journey. Be the shining thread in the beautiful tapestry of the world to make this year the best ever. Enjoy the ride.
  • A birthday is a day to celebrate your achievements, your accomplishments, and your future.
  • Look forward to all that this next decade has to hold.
  • Congratulations on reaching one of life’s biggest milestones! Your future looks so bright!
  • Your 18th birthday is a special time indeed, where you’re given the key that unlocks the door to your future! I hope that the path ahead is bright and kind to you. You’re a great person who deserves the very best in life! Happy birthday and many congratulations!
  • Have a wonderful day today on your 18th Birthday.
  • 18 and amazing.
  • I’ve always looked up to you and I’m so proud of the person you have become. It’s a blessing to have you in my life.
  • You have accomplished so much in such little time! What a role model you are for those that know you. I’m so proud of the grown-up you have become.
  • Wishing you a fantastic 18th birthday, I feel blessed to have you in my life.
  • Cheers to you turning 18, hope your twenties are filled with joy and success.
  • You’ve really grown into such a marvellous young adult, wishing you a happy 18th.
Candle with funny 18th birthday captions
  • Wishing you a wonderful 18th birthday, you deserve to have a great day and hope you get extremely spoilt!
  • Look at that, you’re a whole 18 years old. Hope you have a great day celebrating with all your loved ones.
  • 18 years ago today our family changed for the better, happy birthday!
  • Sending you a hundred wishes so that you get everything you could hope for this birthday. Happy 18th birthday!
  • What goes up but never comes down? Your age. Happy 18th birthday!
  • Happy birthday. If your next 18 years are half as good as the first, you will have had a pretty amazing life.
  • This year, I wish for even more time together with the greatest person I know. Happy 18th birthday to you, bestie!
  • As you turn 18 today, I was just reminiscing about all of your impressive achievements and all of the wonderful moments we have shared together. I hope that your 18th birthday marks a fabulous start to your adult life and that you are always blessed with great opportunities and exciting adventures!
  • Every time I try to define beauty and grace, you come to mind. And with each new year, the definition gets even better.
  • Life isn’t about finding yourself – it’s about creating yourself. Happy birthday!
  • I can’t wait to see what your future holds for you!
  • I know that the path ahead for you is bright – you deserve every success
  • 18 already? – This is big! So proud of you and all you have accomplished so far.
Blue sky with 18th birthday greetings
  • You have always inspired me. With all you’ve been through so far, you persevere and move forward. Stronger than ever on your 18th birthday.
  • You’ve so many choices left to make as you turn the corner past 18. Whatever path you take, may it provide all of the happiness and success that you deserve.
  • As Helen Hayes says, age is not important unless you’re a cheese. Here’s a cheesy birthday wish for you, though.
  • A wise man once said, ‘Forget about your past, you cannot change it’. I’d like to add, ‘Forget about your present, I didn’t get you one’. Happy 18th!
  • May the joy that you have spread in the past come back to you on this day. Wishing you a very happy 18th birthday!
  • You are only young once, but you can be immature for a lifetime. Happy 18th birthday!
  • Everything you have worked for begins to fall into place when you turn 18.
  • A wish for you on your birthday, whatever you ask may you receive, whatever you seek may you find, whatever you wish may it be fulfilled on your birthday and always. Happy birthday!
  • Time to start crossing things off that bucket list.

So that’s our list! Hopefully you were able to find the perfect 18th birthday wish you were looking for.

Woman holding up a clear chunk of ice on the beach

About the Author

Laynni Locke

I am Laynni Locke, a Canadian writer, reader and traveller with a passion for sharing life’s moments on social media. Keeping friends and family in the loop of our lives though photos and videos has become an essential activity for most.

And it doesn’t matter if you are travelling, celebrating a special occasion or just appreciating day-to-day life, when you take that perfect photo you are going to need the perfect caption or quote before you share it. Which is why we started Routinely Shares, providing comprehensive lists of quotes and captions to cover every occasion, adventure or loved one.

With extensive experience as a travel writer, social media specialist and grant writer, I have made it my mission to curate the best and easiest to use lists for your next post.

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