5 First Birthday Party Theme Ideas for One Year Old Girls

Written by: High Peaks Studios



Time to read 3 min

Planning a first birthday party is a big deal! You kept your mini human alive for an entire year… that's definitely cause for a celebration 😉 😂

In all seriousness, I totally get it. I've been there. Trying to pick a theme for your baby girl's first birthday party is sometimes the hardest part of party planning. If you've caught yourself scrolling through Pinterest and pinning way too many different ideas for your girl's first birthday party, let me help you narrow it down with five of my favorite first birthday themes for one year old girl's. And the best part, I even included some holiday first birthday party theme ideas for Halloween and Christmas!!

One Groovy Babe Birthday Theme

This first birthday theme is for those who want to celebrate in style!!! Invite your grooviest friends to your one year old's first birthday with this far out One Groovy Babe Retro First Birthday Party theme featuring a 70s-inspired vibe with a peace sign, rainbow, disco ball, fun daisy accents and muted colors! Get down with this hip and trendy girl first birthday theme idea!!

Here's some other decor pieces I love for your "One Groovy Babe" Birthday:

retro balloon arch
high chair banner retro birthday for girls
retro first birthday cake topper one
retro birthday party flower backdrop idea

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First Year Down Football Birthday Theme

This is one of our very best sellers!! Our “First Year Down” Football theme is a fan favorite for a reason. With a neutral color palette, pops of pink for your sporty girl, modern fonts and trendy watercolor elements, this entire collection (Yes! We have sooo much more than just an invitation in this theme) is bound to score big for your little girl's first birthday!

Here's some other decor pieces I love for your "First Year Down" Football Birthday:

first year down pink balloons
football lanterns for a party
pink and green balloon arch for a girl football themed first birthday party
paper trays for food at a football party

One Prickly Pair Twin Birthday Theme

Have twin girls and struggling to find a theme you love that's perfect for both of them? We love this “One Prickly Pair" Cactus twin first birthday party theme featuring two sassy cacti in muted colors. Pair this with some neutral and trendy decor and your guests will be *prickled* pink to join the celebration!

Here's some other decor pieces I love for your “One Prickly Pair” Cactus Twin Birthday:

balloon arch for cactus themed twin party
cactus tea candles for party
cactus confetti party decor
sage green paperware for food

One Spooky Babe October Birthday Theme

Birthday themes are hard to come by for little one's born around the holidays! If you have an October baby or a Halloween baby, this might be the perfect theme for you!! Our printable invitation template features an adorable ghost 'n' pumpkin duo, all dressed up in retro, girly colors. You can promise your guests no tricks, just treats with this fun Halloween birthday party theme!!

Here's some other decor pieces I love for your “One Spooky Babe” Birthday:

one spooky babe birthday party balloons
bats for halloween party decor
trendy checkered plates
pink and white ghost banner for a halloween birthday party

Oh What Fun Christmas Birthday Theme

Christmas babies are the sweetest, but I know it's hard to find cute first birthday party themes for those December babies without getting caught up in all the holiday hustle and bustle! But our “Oh What Fun” birthday party invitation can help you celebrate the magic of your little one's special day despite the busy holiday plans! Bonus… your house is likely already decorated for Christmas so use that as a guide when planning this party!

Here's some other decor pieces I love for your “Oh What Fun” Christmas Birthday:

pink and gold party balloon arch
pink christmas tree
pink christmas table runner
pink and gold straws for party

We sincerely hope you've found this helpful! Like we said, as a team of mama's ourselves, we know party planning can be stressful so hopefully these five first birthday party ideas for girls helped you at least conquer the first step of setting a theme!


If you do decide to use any of our templates, first let us say “thank you!!!” You're support of this small business helps us more than you know! Secondly, we want to make sure you know ahead of time a few things you might want to consider having on hand when using our printables to ensure you have everything you need come party day:

*Recommend items may contain an affiliate link, meaning that we will receive a small commission if you decide to make a purchase through these links, at no cost to you. As an Amazon Associate, I earn from qualifying purchases.


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