22 Cute First Birthday Themes (2024)

Your baby’s first birthday party is an important and memorable day! You can choose one of these amazing first birthday themes that match your little ones personality. Not only will your child have a great time, but all of your guests as well! Here are some of my favorite first birthday party themes that I just know you will love too.

One Happy Dude

One Happy Dude would be a beautiful celebration of a year of laughter and smiles! This is the perfect first birthday theme to celebrate the joyous spirit of a little one’s first year.

Photo source and idea from @delovelydetails

One Hit Wonder

If your child loves dancing and singing, then celebrate their first birthday with a One Hit Wonder party! With music themed decor, sweets, and some catchy tunes playing on the speaker, everyone will have a blast at this birthday party.

Photo source and idea from Auburn Artisan

Very Hungry Caterpillar

One of our very favorite children’s books “Very Hungry Caterpillar” can be turned into a whimsical one year old birthday party with themed cookies and exciting activities like creating a butterfly craft!

Photo source and idea from @sminspiredbycookies

You Are My Sunshine

Bask in the warmth of love and laughter with a “You Are My Sunshine” themed party that celebrates the sunshine that your one year old has brought to your life in the last year!

Photo source and idea from @amber_lee_c

Donut Grow Up

Sprinkle some sweetness and celebrate your child’s first birthday with some delicious treats! You can have a donut decorating station and donut toss game set up to keep the guests happy during this beautiful celebration.

Photo source and idea from Lifestyle with Leah

Once Upon a Time

Transform yourself in to a fairy tale world with a “Once Upon a Time” first birthday theme! With decorations and outfits straight out of storybooks, this party will create some magical memories!

Photo source and idea from Joyful and Dreamy

All Aboard

With train-themed decorations and homemade conductor hats, it’s full steam ahead for a memorable celebration of your little one year old conductor!

Photo source and idea from Bonjour Fete

Sweet One

This sugary sweet celebration honors this precious milestone with candy themed decorations, a dessert table with delectable treats, and maybe even a candy filled piñata!

Photo source and idea from @therealcakebar_

Alice in ONEderland

With decorations inspired by Lewis Carroll’s timeless tale and delightful treats fit for a tea party, this first birthday theme will be a magical celebration for all!

Photo source and idea from Bitty Bundles of Joy

First Bee Day

Buzz into fun and celebrate your baby’s first year with an adorable bug theme! You can plan a fun day filled with bug themed treats and fill the day with some of our favorite bug crafts!

Photo source and idea from Blushing Bird Studio

To Infinity and Beyond

A Toy Story theme like To Infinity and Beyond makes for one adorable first birthday theme! We did it and absolutely loved it. It can be full of color, with loads of rocket ship designs!

My Rookie Year

Celebrate your little MVP’s first birthday with a sports themed birthday party! Guests can wear their favorite team jerseys of colors and participate in activities like mini golf or mini soccer!

Photo source and idea from @ashleyhasopinions

Groovy One

This groovy birthday party theme will take you back to the seventies with psychedelic decorations, funky tunes, and maybe even a tie-dye station for guests to participate in!

Photo source and idea from @robbielynnbakes

First Trip Around the Sun

You can celebrate your child’s first trip around the sun with celestial decor and twinkling lights! Make this one an out of the world celebration!

Photo source and idea from @amber_lee_c

Wild One

Decked out in jungle inspired decorations, you can celebrate your little explorer’s first birthday with an animal themed extravaganza! This would be a ferociously fun birthday party!

Photo source and idea from Mamas Buzz

One Happy Camper

Build a campfire and get the s’mores ready for a camper themed birthday party! This theme would be a cozy and joyful celebration of your child’s love for the outdoors!

Photo source and idea from @raqueldono

First Mate

Set sail for a sea of fun at your little captain’s “First Mate” first birthday party! Adorned with nautical decorations, guests can enjoy maritime-themed activities like a DIY sailor hat station and a treasure hunt!

Photo source and idea from The Chickabug Blog

Winter ONEderland

If your child’s birthday falls in the winter, turn their first birthday party into a winter one-derland! With sparkling snowflakes, cozy decor, and activities like snowflake crafts and indoor snowball fights, it’s a delightful celebration to mark your little one’s journey through their first year!

Photo source and idea from Press Print Party

First Rodeo

Saddle up with this western first birthday theme! With rodeo themed decorations, pony rides, and activities like lassoing practice and horseshoe toss, this birthday party will be so fun and packed with acvitities!

Photo source and idea from @alysonarel

Houston, We Have a One Year Old

Reach for the stars with space-themed decorations, astronaut costumes, and activities like rocket ship crafting and moon rock scavenger hunts! This party would be an intergalactic adventure to celebrate your little explorer’s journey through their first orbit around the sun.

Photo source and idea from Hello, Kelle

One-der the Sea

“One-der the Sea” is a play on words that is full of possibilities! Start with some seashell desserts and keep the theme going with all of our Under the Sea themed party ideas!

One for the Books

Make your child’s first birthday party one for the books, literally! You can ask guests to bring books as gifts or donate one to a local organization to celebrate your baby’s birthday. We have a bunch of favorite books for one year olds that I know your one year old will absolutely love, too! And don’t forget an adorable themed t-shirt, as well!

Photo source and idea from Merry Go Sweets

No matter what your one year old is into right now, you can definitely find a theme that they will love and enjoy!