Given all the choices, picking a baby girl 1st birthday theme can be a challenge.
To help you pick a girl first birthday party theme, we've rounded up the 36 most popular themes from Catch My Party, to help you plan the party of the year!
Wait until you see how many unique themes we've got for you.
Many of these 1st birthday party themes for girls are classic, like princess and ballerina parties, but some are new and trendy, like unicorn parties and mermaid parties. Happy browsing!
Don't Miss These 39 Popular Girl 1st Birthday Themes
You won't believe what a diverse theme it can be, so take a look at our massive selection of Minnie Mouse parties for inspiration.
This Minnie Mouse 1st birthday party is fantastic! Just look at the adorable cake!
Then take a look at these wonderful Minnie Mouse 1st birthday party supplies.
There are so many gorgeous ideas, such as stunning balloon garlands to wonderful under the sea inspired birthday cakes.
Don't miss this stunning Mermaid themed 1st birthday party! What's not to love about it?
The colors are so eye-catching and the birthday cake is a work of art!CatchMyParty.com as they allow for a more laid back party without compromising on beauty.
Look through our wide range of fun, eclectic party ideas. I'm sure you're going to love them!
This boho dreamcatcher's 1st birthday has everything you need for some boho party inspiration.
You can never go wrong with feathers and flowers.
Don't miss these boho-chic 1st birthday party supplies.
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
Use our free unicorn party printables to decorate your party. We even have a collection of free unicorn party printable decorations for older girls. And check out these amazing unicorn 1st birthday party supplies.
Don't miss this gorgeous princess 1st birthday party! The dessert table is so elegant.
It's a wonderful theme that has both a princess and lots of woodland animals.
Two things that little girls love!
The Snow White 1st birthday party below is such a dream!
Love the vintage frame used to decorate the backdrop.
Take a look at the gorgeous Snow White 1st birthday party supplies.Woodland parties have been on the rise and are a growing trend.
Who can resist an adorable woodland animal?!
This beautiful pink rustic woodland 1st birthday party is perfect for a baby girl first birthday theme
Don't miss these lovely woodland 1st birthday party supplies
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!
Take a look at the gorgeous Bambi 1st birthday party supplies.
Similar to fairy parties, this theme is so very feminine and delicate.
It's a unique first birthday party idea for a girl.
Who can resist the beauty of the enchanting butterflies?
Don't miss these magical butterfly 1st birthday party supplies.
10. Fairy PartiesA 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.
Take a look at these wonderful fairy 1st birthday party supplies.
11. Bunny PartiesWhat's not to love about an adorable bunny?
They 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!
Take a look at the gorgeous bunny 1st birthday party supplies.
12. Garden PartiesIf 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.
Decorate your party with as many as you can get your hands on and you are guaranteed to impress, as you can see in the example below.
Use the colors from the flowers as your party palette so that everything matches.
Take a look at these beautiful garden 1st birthday party supplies.
13. Flamingo PartiesFlamingo 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.
Take a look at these fabulous flamingo 1st birthday party supplies.
14. Safari PartiesSafari 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 cake decorated with giraffes and wild leaves.
Take a look at these wonderful safari 1st birthday party supplies.
They are totally on-trend at the moment and pop up a lot on our website.
These rainbow birthday cakes will blow you away! Have you ever seen a more amazing topper?!
Take a look at the magical rainbow 1st birthday party supplies.
This Ballerina birthday party is amazing. The ballerina dessert table with the gold drape backdrop is incredible!
Decorate your party with our free ballerina party printables.
Then don't miss these pretty ballerina 1st birthday party supplies.
17. Carousel PartiesCarousel 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.
Take a look at these wonderful carousel 1st birthday party supplies.
The party decorations at this Alice in Wonderland 1st birthday party are stunning.
Don't miss these beautiful Alice in Wonderland 1st birthday party supplies.
Decorated with lots of porcelain teapots, teacup, and pretty fresh flowers this tea party is truly magical.
Take a look at the gorgeous tea party 1st birthday party supplies.
Paris! The place 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!
Don't miss these sophisticated French / Parisian 1st birthday party supplies.
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.
Check out these fun llama 1st birthday party supplies.
22. Moana PartiesThe movie Moana was a big hit when it came out a few years ago. It has a beautiful message and is so heartwarming.
She is an inspiration making a Moana themed 1st birthday is an excellent choice for fierce and determined little girls.
This Moana tiered birthday cake is so impressive! It's amazing how the whole movie is reflected in one cake!
23. Fruit PartiesA fruit themed party is such a cute choice for a 1st birthday!
Either mix it up with a bunch of fruit 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.
Take a look at the gorgeous fruit 1st birthday party supplies.
24. Lemonade PartiesIf 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.
A lemonade stand is a part of so many people's childhoods so how about transporting some of that summer fun into your 1st birthday celebrations!
Take a look at the gorgeous lemonade 1st birthday party supplies.
25. Swan PartiesA 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 wonderland party!
Just look at how gorgeous this swan 1st birthday is! What's not to love about the fabulous backdrop and pink ruffled table skirt?
Take a look at the gorgeous swan 1st birthday party supplies.
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.
Take a look at the gorgeous Peter Rabbit 1st birthday party supplies.
27. Donut PartiesHands 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.
Use our free donut party printables to decorate your party a look at the gorgeous donut 1st birthday party supplies.
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.
Take a look at the gorgeous Boss Baby 1st birthday party supplies.
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.
Take a look at the gorgeous Peppa Pig 1st birthday party supplies.
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.
Take a look at the gorgeous Sesame Street 1st birthday party supplies.
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!
Download our free Baby Shark party printable decorations to use at your party.
Then make a look at the gorgeous Baby Shark 1st birthday party supplies.
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.
Take a look at the gorgeous Twinkle Twinkle Little Star 1st birthday party supplies.
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!
Take a look at the gorgeous hot air balloon 1st birthday party supplies.
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.
Take a look at the gorgeous bumblebee 1st birthday party supplies.
It allows everyone to get out of the cold and in the festive spirit.
It's also a great excuse to use lots of sparkly snowflakes.
Don't miss these beautiful Winter Onderland 1st birthday party supplies.
36. Pumpkin PartiesIf 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.
Take a look at these pretty pumpkin 1st birthday party supplies.1st birthday parties for girls, and check out these girl 1st birthday party supplies from vendors with listings on Catch My Party!
If you are planning a boy first birthday, we've got a roundup of our most popular boy party themes as well!
Need more girl birthday party ideas?
- The Most Perfect Girl 1st Birthday Party Supplies
- The Most Beautiful Girl 1st Birthday Party Invitations
Need girl birthday craft ideas?
- Boho Dreamcatcher DIY
- Make Your Own Easy Unicorn Headband Craft
- Shabby Chic Bunting DIY
- No-Sew Tulle Table Skirt DIY
- Sprinkle 1st Birthday Cupcake Topper DIY