Planning your little guy’s first birthday? Whether you’re searching for cool one year birthday themes or creative baby first bday ideas, this list has something for everyone.
From sporty vibes to outdoor adventures, here are 14 fantastic first birthday boy themes to celebrate your one-year-old in style!
These first birthday boy ideas are perfect for making your little boy’s first birthday unforgettable.
Our Favorite First Birthday Boy Themes
1. First Year Down
Score big with this football-themed celebration! Set the stage with mini footballs, turf table runners, and goalpost decor.
Don’t forget a football-shaped smash cake to mark this milestone.
Read more about a First Year Down Football Party here.
- Idea to Try: Include a mini “training camp” area with soft footballs for the little ones to play.
2. Monster Mash: Little Monster First Birthday
Celebrate your “little monster” with colorful fun! Decorate with goofy monster faces, bright balloons, and googly eyes on everything.
A monster-themed cupcake display will steal the show.
See more Little Monster ideas.
- Make It Special: Hand out monster headbands or masks as party favors.
3. Wild One
Unleash the wild side with this jungle-inspired theme! Decorate with greenery, animal prints, and safari props.
A “Wild One” cake featuring lions, tigers, and elephants will tie the theme together.
- Fun Extra: Set up a mini “safari” adventure with plush animals hidden for toddlers to find.
4. One Happy Camper
Get outdoorsy with a camping-themed birthday! Create a cozy campfire setup with faux flames, mini tents, and s’mores stations.
Woodland animal decorations add a whimsical touch.
Find out more about this One Happy Camper theme.
- Campfire Twist: Use picnic blankets for seating and serve trail mix in mini backpacks.
5. Rookie of the Year
Hit it out of the park with a baseball-themed bash! From concession stand-style snacks to personalized jerseys, this theme is perfect for your MVP.
Plan your Rookie of the Year party here.
- Home Run Idea: Set up a mini batting tee for toddlers to try their swing.
6. First Trip Around the Sun
Take your guests on a cosmic adventure! Decorate with celestial elements like stars, moons, and suns in soft blues and golds.
A themed cake with planetary designs or a shining sun will make the celebration stellar.
Get all the First Trip Around the Sun details here.
- Out-of-This-World Touch: Add a “space exploration” activity area with planet cutouts or a solar system puzzle for kids.
7. 90s Throwback
Bring the nostalgia with a totally rad 90s-themed party! Deck out the venue with bright neon colors, cassette tapes, and retro games.
Guests will love the throwback vibes.
Get the details for a totally rad 90’s First Birthday Party.
- Retro Fun: Play 90s cartoons or music videos in the background for added fun.
8. One Happy Dude
Celebrate your little dude with this chill and fun theme! Deck out the party in blues, greens, and “cool dude” decor.
Add fun elements like sunglasses props, “dude” cupcakes, and a laid-back vibe.
Find more One Happy Dude inspiration here.
- Cool Detail: Set up a “dude station” with hats and sunglasses for kids to wear during the party.
9. Holy Cow I’m One
Celebrate your little farmer with a moo-tastic party! Decorate with cow print balloons, hay bales, and barnyard props.
A cow-themed smash cake will have everyone saying, “Holy cow, this is cute!”
- Barnyard Fun: Set up a mini petting zoo or a photo booth with cowboy hats and bandanas.
10. First Rodeo
Yeehaw! Saddle up for a Wild West adventure. Set the scene with hay bales, cowboy hats, and bandana-print tablecloths. Serve BBQ sliders and corn on the cob for a Western-inspired menu.
Check it out First Rodeo here.
- Giddy-Up Tip: Create a stick horse race activity for toddlers.
11. O’Fishally One
Make a splash with a fishing-themed party! Think bobbers, fishing nets, and a “fishing hole” activity station.
Serve fish-shaped cookies or goldfish crackers for a fun touch.
- Hook the Fun: Create a “Gone Fishing” photo booth with props like fishing hats and rods.
12. Hole in One
Fore! Celebrate with a golf-themed bash. Set up putting greens, golf ball cupcakes, and a “little pro” photo area.
This theme is a hole-in-one for your mini golfer.
Plan your golf first birthday party.
- Tee-Off Idea: Use green turf mats for table settings to complete the look.
13. Hockey First Birthday Party
Score a hat trick with this hockey-themed celebration! Transform your space into a mini rink with hockey sticks, puck-shaped decor, and team jerseys.
A hockey-themed smash cake will be the perfect centerpiece.
- Ice-Cool Idea: Set up a mini hockey net and foam sticks for toddlers to play with.
14. Construction Zone: Digging into One!
Build up the fun with a construction-themed birthday! Decorate with yellow and black caution tape, toy trucks, and “Under Construction” signs.
Serve treats like “dirt” pudding cups and cupcakes topped with mini diggers.
- Fun Addition: Create a sandpit or “digging zone” with toy shovels and construction hats for the kids to play.
🎂Planning Your Baby’s First Birthday Doesn’t Have to Be Overwhelming
Let’s face it—planning your little one’s first birthday can feel like a never-ending to-do list. If the thought of juggling themes, guest lists, and a cake smash photo session has your head spinning, you’re not alone. But here’s the thing: having a plan can save your sanity.
You need our first birthday party planning guide – complete with guest list trackers, timeline checklists, shopping lists, menu planner and budget-friendly tips to keep you on track. It’s got everything you need to plan an amazing party.
Have Fun Choosing Your Boy’s First Birthday Party Theme!
With these creative themes for baby boy 1st birthdays, you’re sure to find the perfect way to celebrate your little guy’s big day.
Whether you’re planning a cool one birthday theme or looking for unique baby’s first birthday ideas for boys, these themes will inspire you to create an unforgettable celebration.
Which little boy first birthday theme will you choose?