So, it’s been just a year since someone adorable came into your lives, surrounding spaces with pink. And with those precious fingers holding onto yours, and with all those constant nappy changes, you must have forgotten that it’s time for some more action. Yes, your little one has turned one. So, it is time to celebrate. When it’s time for celebrations, can the party be too far? The first birthdays are always very special. So, it’s time to check out some birthday themes for girls.
Baby Girl 1st Birthday Party Theme Ideas
Unicorn Theme

This is one of the most popular first birthday themes that girls love. And it is indeed the ideal mascot for birthday parties. These cute unicorns are also quite famously called ‘narwhals’. This one-horned creature is simply making heads turn. You can also incorporate the theme into the party invitations and decorations. Gold, pink, and purple accessories are used in abundance. Then there is the rainbow sherbet, which is a tasty unicorn dessert.
Alice In Wonderland Theme

This is also one of the apt birthday decoration themes for baby girl, which is popular today. And girls always love fairies. If it’s November-February birthdays, then you can incorporate snowflakes as accessories as well. White faux fur will add more drama and fun to the theme. For a girl, florals, lots of sparkles, and tulle are important, so add those as well.
Watermelon First Birthday Theme

This is another awesome birthday décor idea for girls. And not many will ever think of this, so you may be the first one. Melons, wherever they are placed, offer a delightful combo of dark green and red colours. And of course,e they pack in some freshness. You can easily incorporate the melon theme in cakes and games as well. Just imagine placing large watermelon cut-outs around the venue.
Strawberry First Birthday Décor Theme

Now this is another one, which you can think of. And it turns out to be the most adorable birthday theme for a girl. Although not very unique, even kids will connect to colourful strawberries.
My First Rodeo Theme

For the 1st birthday, you can think about this amongst the myriad birthday themes for kids. Cowboy and cowgirl party invitations go well with these, along with a rustic party décor. You can ask the kids and their parents to wear boots and all, to match too. Add some bucking horses to the cake for an added effect.
First Trip Around The Sun Theme

It’s just your little girl’s first year on the planet. So, she should get some idea about the sun shining high. It is similar to a space theme in many ways. You can add the moon, stars, planets, and sun cut-outs in abundance. Some orange and yellow flames in foil balloons can also make it seem more real.
Bunny Themed Birthday

Bunnies are so soft and fluffy, and the girls love them a lot. Your girl may already have a bunny as a soft toy. When you choose something relatable, it adds to the enigma. You can order chocolates in bunny shapes, finger foods, and carrots, and also use them as props for the cute bunnies you will be inviting over.
Mermaid Party Theme

On your girl’s first birthday, you can also add the mermaids. Dive into the fun, watery world of mermaids with balloons, decorations, and magical things. Pink, blue, white, and pastel shades work well with this theme as well. You can use mermaid balloons and cut-outs all over the place, apart from the cake.
Goldilocks and the Bear Birthday Theme

Amongst your baby girl 1st birthday party theme ideas, this one also stands out. Go for an all-white theme, with cakes having lots of icing. Then place a brown bear atop the cake. Add lots of browns and whites around the place in photo frames, cakes, doorways, and more.
Garden Tea Party Theme

This is another top theme for your girl’s birthday celebration. Host a charming tea party in a green space. Go for rustic cutlery and crockery, and adorn the tables with vintage tea cups. Floral printed dresses for the party will be just as good. The tea sandwiches with flower-shaped sugar cookies will complete the scene.
Enchanted Fairy Forest

Another least explored theme, girls will love the one. Transform your space into a fairy tale realm and twinkling lights. Pearl tones in different shades like pink, brown, purple, rose gold, and mauve gold will be just apt for the décor. You can also choose forest-themed cupcakes.
Daisy Theme Birthday

You can also go for daisy themes with a colourful riot of yellows and whites. Decorate the space with flowers and daisies. Balloon garlands do just as good. You can also order a daisy-themed dress for your little one for the party. Daisy cupcakes will be a bonus.
Princess Theme

Although it is a bit too early to choose the princess theme for the girl’s first party, you can go for it. It can be that little bit of inspiration that you can give your child as she grows up. Go for pink and white party outfits, with crowns and wands as well. Crown-shaped sandwiches and iced cookies will also be the best choices to keep them busy.
Barbie Land Theme

You can choose the Barbie theme as well, for your little girl’s first birthday. Pink will be in for this one. Add disco balls and glitter everywhere. Go for Barbie-inspired gowns and hairstyles too. Additionally, you can also place a Barbie photo frame, where everyone can get themselves clicked with their little ones.
Dinosaurs Theme

Now, who said that for a girl’s first, you cannot choose this? Isn’t this a boy’s thing? Your baby will be watching dinosaurs on TV, so better to acquaint her in a fun manner. Serve vegetables and meats on the tables and get green and orange décor, as well. This is one of the best birthday decoration themes for baby girl.
Circus Theme

You can turn your girl’s first birthday into a circus-themed party. There should be a tent with clowns and animals to go with. Colourful banners are also needed there. Colourful and striped cupcakes and popcorn will do the ultimate justice.
Pet Themed Birthday

Loving animals is one of the best ways to show gratitude to nature. And you can show that to your baby from a young age. Choose from animal cutouts of cats and dogs and print paws. You can also choose paw-shaped sandwiches and cupcakes. Animal-themed cookies will also be just apt.
Farmyard Fun Theme

This is another one of those cute baby girl 1st birthday party theme ideas. You can go for countryside-inspired décor, and have hay all around. Some animal-themed balloons will be just apt as well. You can throw the party at an animal farm or zoo as well.
Bumble Bee Party Theme

Celebrate your little kid’s birthday with a bumble-bee-themed party. Honeycomb-shaped elements can suit the place apart from bee cupcakes. You can also offer lemonade garnished with flowers.
Mickey and Minnie Mouse Theme

You can also turn your venue into a mini Disneyland, with Mickey and Minnie walking around in suits. Get cakes with the theme as well, with snacks.
Conclusion
These are amongst the top birthday themes for girls that you can choose. There could be more, depending on which character you want to pick from the cartoons or rhyme book. Go with the one that your girl will love.