Unique First Birthday Party Themes. 100 Creative Ideas to Celebrate Your 1 Year Old!
Looking for unique ideas for baby’s first birthday party? We’ve pulled together a massive list of original 1st birthday themes for both girls and boys. Happy celebrating!
Can you even believe that your baby is almost ONE?!
Getting to the 1-year mark is a momentous occasion, and definitely one to be celebrated – not only to shine a light on your sweet babe for hitting a new milestone, but for YOU for surviving that first year!
Throwing a fun 1st birthday party for your little girl or boy is a wonderful way to celebrate with friends and family, and although they won’t remember it…you sure will!
Choosing the theme for baby’s first birthday party can be a hard decision, especially if you don’t want to go with the more traditional ideas of princesses and trucks.
Luckily, that’s where we come in.
We’ve rounded up some of the most unique and creative ideas for a 1st birthday party, with themes that are baby-friendly, but also fun for grown-up guests. These party ideas include themes with a play-on-words of “one” and “first”, plus more unique ways to celebrate for both girls and boys. And we’ve included lots of inspiration images to give you ideas for food, cake, venue, supplies and more!
So whether you want to host a backyard bash, or will be stuck inside in the winter, you’ll have no problem finding the perfect 1st birthday party theme for your big 1-year old!
And remember, take lots of photos and videos – because they won’t remember the big day when they’re older, they can still have memories of it.
PIN for when you’re ready to choose your baby’s first birthday party theme:
Play on Words
1st Birthday Party Themes using “One” or “First”
These clever themes are some of our favorites for a first birthday party because they use a cute play-on-words with “one” or “first”. I mean, you only turn one once, so why not make it the star of the show!
First Bee-Day Party / Fun to BEE One
This rustic Honey Bee theme will get everyone buzzing! Incorporate lots of honey comb, bee and hive motifs, plus plenty of sweet treats.
Having a celebration in the dead of winter? Embrace it with a Winter ONEderland 1st birthday party, with lots of muted blues or pinks paired with pretty metallics. Create a hot cocoa bar to keep all your guests warm and toasty.
It’s a ONE-derful World
Playing off of Louis Armstrong’s beautiful song, “It’s a Wonderful World”, plan a travel themed first birthday bash, full of globes, maps and passports. This theme is an especially good fit for those globe-trotting families brave enough to have traveled with their little one over the course of their first year!
one in a melon
This sweet theme will show your baby they’re “one in a million”, with a fun watermelon twist! Perfect for a summer outdoor bash with juicy treats and bright pops of color. And the photo opp of the birthday boy or girl eating a huge slice of watermelon is just too good to pass up!
Girls can be superheroes too! Show your daughter she can rule the world with this Wonder Woman themed celebration. Use lots of gold, blue and red, and don’t forget to dress up mom too…she’s the original Wonder Woman after all!
Photo source: Legally Crafty
Peter Pan in One-derland
Forget Neverland, take Peter Pan and Tinkerbell straight to One-derland! Tie-in Captain Hook, crocodiles and treasure for an epic party adventure.
Photo source: Kara’s Party Ideas
She’s Magic that One
Turning one certainly is magical, so put together a celebration full of rainbows and sparkle to showcase their inner light.
Photo source: The Celebration Stylist
1st Down / First Year Down
Touchdown! Calling all football fans and future Quarterbacks, this “1st Down” theme is perfect for your soon-to-be one year old. Grab some faux turf, pennant flags, concession snacks, and of course, lots of footballs to decorate.
This unique concept is based around Wanderlust, the desire to wander – or in this case, to go on a summer’s holiday! It’s a creative theme that can be taken in many directions, including celebrating your family’s past vacations or desire for future travels.
Photo source: Inspired By This
Your child’s first celebration should be aptly labeled, with this “First Fiesta” theme. Bring out all the bright colors and Mexican inspired décor to make it a party to remember.
Creative Unisex/Gender Neutral 1st Birthday Themes
Whether you have a boy or girl turning one, these unique first birthday party themes can work for both!
Burger Bash / Diner
How creative is this Diner-inspired theme for your “small fry”?! Food will take center stage at this party, but luckily it needn’t be fancy – a simple BBQ with burgers, dogs and fries fits the bill. Or simply order take-out from your favorite local diner!
Oh, the Places You’ll Go
Turning one is just the beginning, and this theme celebrates your child’s future adventures, based on Dr. Seuss’s classic book “Oh, the Places You’ll Go”. Have guests sign a copy of the book as a special keepsake.
Cute Little Cactus
The first year sure can be prickly, so why not celebrate getting through it with a Catcus/Desert themed bash?! Utilize lots of greens, beige and hints of pink, with pretty succulents and cacti.
You’ve likely heard the saying “time flies”, but it’s not until you have kids that you really realize how true it is. Celebrate how fast the first year has gone with this vintage aviation theme, with planes, suitcases, maps and globes.
Circus Carnival / Under the Big Top
Come one, come all, to the most fantastical 1st birthday celebration! Incorporate plenty of black/white, red and gold + a sea of circus animals and balloons to create your very own Big Top. You could even dress up your child as the Ringmaster!
Down on the Farm
This barnyard theme is sure to be a crowd pleaser. Decorate with gingham, burlap, hay bales and baskets. Bonus points if you can pull off a real live petting zoo!
Whole Llama Fun
Bring out the macrame, cacti, and pretty blooms for an amazing Llama-themed first birthday party. Top it off with a Llama piñata and you’ve got a celebration that will get a whole Llama-love!
Wheels on the Bus
For all those vehicle loving babes, this bus-themed party based on the classic kids’ song, will be a match made in heaven. Create a cityscape backdrop and turn your dining room table into a huge bus!
Do-nut Grow Up
What could be more fun than a party all about donuts?! We also love that the theme incorporates the sweet sentiment about slowing down time, because didn’t that first year go by in the blink of an eye?
Very Hungry Caterpillar
Based on Eric Carle’s best-selling children’s book, The Very Hungry Caterpillar, this party is all about the transformation into a butterfly…and lots of yummy food! Just don’t eat it all at once, or you’ll end up like the caterpillar – with a very full belly!
Sky’s the Limit / Up, Up and Away
Show your birthday boy or girl that there’s no limit on what they can do, with a whimsical hot air balloon celebration. Use vintage details, plenty of color and lots of balloons to set the scene.
This theme holds meaning for both parent and child – on one hand, the parents are “going bananas” because they now have a 1-year old, on the other, the child is “going bananas” for their birthday party! Either way, it can’t help but make you smile!
Art / Paint Party
While this theme could work with any age, your little one will love all of the bright colors and opportunity to get messy! Set out a finger-painting station with smocks and a big roll of paper, and have all the kids create their own masterpiece.
What 1-year old doesn’t love bubbles?! Use lots of blue balloons, circles and balls to give that bubble vibe, and don’t forget to set up a bubble station for the kids!
Unique 1st Birthday Party Themes for Girls
Don’t get us wrong, these themes can certainly be used for boys too, but they all have a heavy dose of pink and all the sparkly things!
As your child turns one, they really start to blossom, which inspired this gorgeous Cherry Blossom themed celebration. Tie in Japanese cues and lots of pink and red décor.
Photo source: 100 Layer Cake
Drench your home in flowers of all varieties to pull off a beautiful floral party. Use a mix of paper flowers, felt flowers and real blooms, and send guests home with a pretty bouquet.
Somewhere Over the Rainbow
Lead guests into this 1st birthday party along the yellow brick road, and into the magical world of the Wizard of Oz. Incorporate plenty of gingham, burlap, bright primary colors and don’t forget the costumes!
Greet your guests with “bonjour” and usher them into this pretty Parisian party. Decorate with plenty of soft pinks with pops of black, plus the Eiffel Tower, poodles and plenty of French treats (macarons, mmm!).
Little Red Riding Hood
Over the river and through the woods, to Grandma’s house we go! Pull together this sweet Little Red Riding Hood celebration with woodland touches to create your very own fairytale.
Based on the classic novel by Frances Hodgson Burnett, this Secret Garden celebration creates a whimsical world with lots of greenery, and hints of pinks and whites to whisk guests away into an enchanted world.
- Under the Sea / Mermaid
- Castles and Crowns / Princess
- Teddy Bear
- Peter Rabbit
- Minnie Mouse
- Hello Kitty
Unique First Birthday Party Themes for Boys
Now onto the boys! These creative first birthday party ideas for boys will celebrate them turning from a baby into a toddler (and yes, of course they can be used for girls too!).
Include lots of rustic details and plenty of flannel and logs to pull together this manly lumberjack party.
Little Blue Truck
If your child loves the Little Blue Truck books, this party is the perfect celebration. Incorporate lots of blue touches with trucks and farm animals.
Get your party engines started with this vintage Grand Prix inspired first birthday bash. Checkered flags, race cars and gas pumps can be incorporated into the décor to make your little speed demon feel like they’re really on the race track!
- Mickey Mouse
Whatever theme you choose, your child’s first birthday party will be more than memorable. Just remember to take lots of photos and videos so they can re-live the fun when they’re old enough to remember!