If your little baby girl is turning one then you’re probably looking for the most unique first 1st birthday themes for 2023.
When it comes to planning first birthday themes, the options are endless, from whimsical fairytale adventures and playful circus spectacles to adorable farmyard gatherings and enchanting under-the-sea explorations, ensuring a magical celebration for your little one’s special milestone.
To help you find the perfect way to celebrate your baby’s first year, we’ve rounded up the 36 most popular first birthday party ideas for girls from our site.
You’re not going to believe how beautiful these girl 1st birthday themes for girls are!
Many of these 1st birthday party themes for girls are classics, like princess and ballerina parties, but some are new, trendy, and unique like unicorn parties and mermaid parties.
Happy browsing for your baby’s first birthday party!
If you are looking for inspiring girl 1st birthday cakes, we’ve got you covered there too!
36 Most Popular Girl 1st Birthday Themes
Minnie Mouse has a place in every Disney fan’s heart and is a really popular 1st birthday party theme for girls.
This Minnie Mouse 1st birthday party is fantastic! Just look at the adorable cake at this magnificent birthday celebration!
Browse real Minnie Mouse parties here.
Free Minnie Mouse Party Printables
Little girls are fascinated with the magical under the sea world of mermaids and it is an ever-increasing popular 1st birthday party theme.
They are a wonderful summer theme, especially if you’re having a pool party.
Think if adding a stunning balloon garland to your party.
Also, if you’re looking for mermaid dessert ideas, including ideas for adorable cookies, cupcakes, and cakes, and candies we’ve got you covered.
And here’s a fantastic collection of mermaid games and activities to entertain your guests.
Browse real mermaid parties here.
Free Mermaid Party Printables
Boho-chic parties are huge right now, as they allow for a more laid-back party without compromising on beauty. This boho girl first birthday theme has everything you need for some boho party inspiration, especially if you’re looking for first birthday themes for girls.
You can never go wrong adding feathers, flowers, and balloons to your decor. And setting up a beautiful dessert table is a great touch filled with a big statement cake, smash cake, cookies, cupcakes, and candies.
Browse real boho chic parties here.
For a delightful girls’ first birthday theme, consider a whimsical unicorn wonderland, where pastel colors, glittering decorations, and enchanting unicorn motifs come together to create a magical celebration.
Unicorns are everywhere and everyone loves them.
It’s a trend that has been around for a couple of years and shows no sign of dying down anytime soon.
Little girls just can’t get enough of them, as you can tell by this pretty pastel unicorn 1st birthday party!
The dessert table is absolutely beautiful and perfectly decorated with a balloon garland.
To further inspire you, take a look at this collection of beautiful unicorn cakes from our site.
Also if you’re looking for a DIY favor or fun party activity, how about this easy unicorn headband craft?
Browse real unicorn parties here.
Free Unicorn Party Printables
Use our free unicorn party printables to decorate your party. We even have a collection of free unicorn party printable decorations for older girls.
When it comes to baby girl first birthday themes, create a whimsical and enchanting celebration by incorporating a princess theme with pastel colors, tiaras, and a delightful castle-shaped cake fit for your little princess.
Browse real princess parties here.
Free Princess Party Printables
There’s no doubt that no other princess is fairer than yours, but if you’re still stuck on a 1st birthday party theme for your little girl, how about throwing your daughter a Snow White party?
This theme is a classic for 1st birthday themes for girls, featuring both a beloved princess and lots of adorable woodland animals – two things that little girls love!
The Snow White 1st birthday party below is such a dream!
Love the gorgeous birthday cake topped with a single red apple.
Browse real Snow White parties here.
There are so many baby girl first birthday themes to choose from, but if you’re looking for a whimsical and enchanting option, consider woodland parties. They bring the magic of the forest to your little one’s special day.
Who can resist an adorable woodland animal?!
Browse real woodland parties here.
Bambi is such a heartwarming movie and loved by so many little girls.
It’s a great theme for a 1st birthday party that is sure to make any Bambi fan’s dreams come true.
Take a look at this magical Bambi birthday party!
Love the rose backdrop!
Browse real Bambi parties here.
With so many 1st birthday themes for baby girl to choose from, a butterfly party is a delightful and enchanting choice.
Similar to fairy parties, this theme is so very feminine and delicate.
Decorate your party with these adorable paper butterfly decorations.
It’s the perfect theme if you are thinking of hosting your party outside in your backyard.
Browse real butterfly parties here.
10. Fairy Parties
A fairy 1st birthday is an enchanting party theme where little girls get to dream about the magic of fairies.
Bring some of this magic to your 1st birthday by creating a mystical woodland setting and decorating it with lots of pretty little fairies and these illuminated fairy jars.
Browse real fairy parties here.
Free Fairy Party Printables
Be sure to download our FREE fairy party printables and use them to dress up your party!
11. Bunny Parties
What’s not to love about an adorable bunny? If you are looking for unique first birthday party ideas your little girl, how about making her a bunny birthday!
Bunnies are so cute and such a lovely pet that little girls can’t get enough of them.
So, if you’re stuck on a party theme, how about going with a bunny party?
I can assure you it’ll be a hit!
Browse real bunny parties here.
12. Garden Parties
If the weather permits and you can host your party in your backyard, or even in a park, a garden party is a wonderful option for a 1st birthday.
There’s something whimsical about a garden party with all the pretty flowers which is why they are the perfect party decoration.
Celebrate your baby girl’s first birthday, by embracing the beauty of nature with a floral-themed party, featuring blooming decorations, a garden-inspired cake, and a joyful atmosphere that will make her special day blossom with happiness.
Also, you can always add some magic and sparkles and turn it into a fairy garden party.
Browse real garden parties here.
13. Flamingo Parties
Flamingo parties are especially popular over the summer but are also a great theme during the colder months because they transport your guests to a sunny tropical destination.
They are a great excuse to decorate with lots of colorful flowers and fun pink flamingos.
The birthday cake is amazing! You can almost already feel the sun.
Browse real flamingo parties here.
14. Safari Parties
Safari birthday parties have grown in popularity over the past year, especially since the Lion King live movie came out.
This adorable pink wild one 1st birthday party is so sweet and has such a stylish feel.
Love the pink and white ruffle birthday cake.
Browse real safari parties here.
Free Safari Jungle Party Printables
And if you’re looking for cute, free jungle animal printable decorations, download our free safari party printables.
A rainbow party theme is a colorful choice for a 1st birthday.
They are totally on-trend at the moment and pop up all over our website.
This rainbow birthday cake will blow you away!
You can throw a muted rainbow party like this one or a more traditional rainbow party with tons of bright colors.
Browse real rainbow parties here.
There is nothing more precious and delicate than a prima ballerina, and by the number of parties we have with this theme, it’s undeniable that it’s a popular 1st birthday party theme.
This Ballerina birthday party is amazing. The ballerina dessert table with the gold drape backdrop is incredible!
Browse real ballerina parties here.
Free Ballerina Party Printables
Decorate your party with our free ballerina party printables.
17. Carousel Parties
Carousel birthday parties are a classic party theme and perfect for little girls.
You’ll be mesmerized by the amazing backdrop at this gorgeous carousel themed 1st birthday party!
The vintage touch gives this party such style.
Browse real carousel parties here.
Alice in Wonderland is a well-loved classic and such a magical baby girl 1st birthday theme.
The party decorations at this Alice in Wonderland 1st birthday party are stunning.
Browse real Alice in Wonderland parties here.
Free Alice in Wonderland Party Printables
Be sure to download our free Alice in Wonderland party printables to decorate your party in style!
Another popular girl 1st birthday theme that we just had to add to our list is a delicate shabby chic tea party!
Decorated with lots of porcelain teapots, teacup, and pretty fresh flowers this tea party is truly magical.
Browse real tea parties here.
Free Tea Party Printables
Be sure to download our free tea party printables to decorate your party with sweetness!
Take your guests on a trip to a distant shore, to the city of lights and love, with a Paris birthday theme for baby girl!
French/Parisian parties just oozes style and romance so why not use it as a 1st birthday party theme?
This birthday cake sums up Paris and is the ultimate show stopper!
Browse real French/Parisian parties here.
Llamas are the new unicorns. They are everywhere at the moment and llama parties are so big here on CatchMyParty!
Originally from South America, they are an awesome choice for a fiesta-style birthday.
Add some cactus to your party and you’re good to go.
Browse real llama parties here.
22. Moana Parties
The movie Moana was a big hit when it came out a few years ago. It has a beautiful message and is so heartwarming. Here are our best Moana party ideas to help you plan your party.
Making a Moana-themed 1st birthday is an excellent choice for fierce and determined little girls.
Here’s a Moana canoe craft for older kids at your party.
This Moana-tiered birthday cake is so impressive. It’s amazing how the whole movie is reflected in one cake!
Browse real Moana parties here.
Free Moana Party Printables
Decorate your party with our free Moana party printables.
23. Fruit Parties
A fruit themed party is such a cute choice for a 1st birthday!
Either mix it up with a bunch of fruit like watermelons and have a tutti-frutti party, or simply pick your daughter’s favorite fruit and go with that.
If you are throwing the party of the summer how about going for something more tropical like pineapples.
Browse real fruit parties here.
24. Lemonade Parties
If you are celebrating a 1st birthday during the summer a lemonade party theme is such a sweet choice.
There’s nothing better than an ice-cold, freshly squeezed lemonade in the heat, and a lemonade 1st birthday party perfectly captures the spirit of summer.
Here’s a round up of our favorite summer party ideas to also help inspire you.
A lemonade stand is such a part of childhood so how about transporting some of that summer fun into your 1st birthday celebrations!
Browse real lemonade parties here.
25. Swan Parties
A swan 1st birthday is such an elegant and versatile party theme for a little girl.
You can have a swan princess birthday party, a swan lake ballet party, or even a swan winter one-derland party!
Just look at how gorgeous this swan’s 1st birthday is! What’s not to love about the fabulous backdrop and pink ruffled table skirt?
Browse real swan parties here.
Peter Rabbit is a classic childhood storybook bunny that little children love.
He can’t help but get himself into mischief, which delights young children who can’t get enough of his delightful adventures in Mr. McGregor’s vegetable garden.
It’s a wonderful party theme for a one-year-old that has already begun to fall in love with the world of Beatrix Potter.
Browse real Peter Rabbit parties here.
27. Donut Parties
Hands up if you love donuts!
If you do then how about throwing your little baby girl a donut-themed 1st birthday party?
It’s such a sweet theme that you can never get too much of.
Add tons of colorful sprinkles and you’re good to go.
Browse real donut parties here.
Free Donut Party Printables
Boss Baby is a huge hit with kids.
The movie and tv show are so popular which is why we’ve seen an increase in Boss Baby parties on CatchMyParty.
If your little girl is a right little ‘miss’ then this party theme is perfect for her.
Browse real Boss Baby parties here.
Peppa Pig has is a favorite is many a household.
I’m sure every child’s dream is to splash around in the mud just like their favorite character.
If you have a Peppa fan at home, then how about hosting a Peppa Pig 1st birthday?
It’s a great theme if you want a bright and colorful party.
Browse real Peppa Pig parties here.
Another classic that has a place in everyone’s heart is Sesame Street.
There’s so much to love about it. You’ve got Big Bird, Elmo, the Cookie Monster, to name just a few.
They are all a great addition to a party that will be a guaranteed hit with anyone year old.
Browse real Sesame Street parties here.
Baby Shark is huge and going nowhere!
It’s such a popular under the sea birthday party theme that is pretty easy to put together.
Absolutely love the balloon garland decorating this party!
Browse real baby shark parties here.
Free Baby Shark Party Printables
Download our free Baby Shark party printables to use at your party.
We’ve all grown up with the nursery rhyme “Twinkle Twinkle Little Star.”
It’s a beautiful lullaby that has transformed into a popular party theme.
It’s a great excuse to decorate with lots of stars, for no star is brighter than your little girl.
Browse real Twinkle Twinkle Little Star parties here.
Time flies, so how about celebrating your little girl’s 1st birthday with a classic all-time favorite hot air balloon 1st birthday party!
It’s a very popular theme for a memorable milestone in your child’s life.
Decorate with a bunch of balloons and let your imagination soar!
Browse real hot air balloon parties here.
Have you considered a bumblebee party or a “bee-day” party to be exact?!
It’s such a sweet and delicate party theme.
Perfect if you’re hosting your party during the Spring or Summer.
Go all out and add a bunch of honey-inspired party food.
Browse real bumble bee parties here.
Free Bumble Bee Party Printables
Decorate your party in style with our free bumble bee party printables!
If you’re hosting a winter 1st birthday how about making it a winter wonderland?!
It allows everyone to get out of the cold and in the festive spirit. Here are some winter birthday party inspiration to help you plan your party.
It’s also a great excuse to use lots of sparkly snowflakes and serve hot cocoa!
Browse real winter parties here.
Free Winter Wonderland Party Printables
Take your party up a notch by using our free winter wonderland party printables!
36. Pumpkin Parties
If your little girls’ birthday is during the Fall you just have to have a “little pumpkin” themed 1st birthday party.
Fall colors are so rich and look really impressive throughout your party.
Don’t forget to use as many pumpkins as you can get your hands on.
Browse real pumpkin parties here.
Hope you enjoyed our round up of girl one year old birthday themes.
Do you know we also have thousands of real parties added to our site by real people just like you?
For even more party ideas, check out hundreds of amazing unique first birthday girl themes added by real people!
And if you are planning a boy first birthday, we’ve got a roundup of our most popular 1st birthday themes for baby boy as well!