Shop Find Birthday Outfits for Baby Boys

Sponsored
$16.99
Kayotuas Baby Boy Birthday Outfit Toddler Fall Clothes Infant Birthday Boy Shirt & Pants Set Cute 2 Piece Cake Smash Outfits 2-3T
Amazon.com
14
$16.99
Kayotuas Baby Boy Birthday Outfit Toddler Fall Clothes Infant Birthday Boy Shirt & Pants Set Cute 2 Piece Cake Smash Outfits 2-3T
Amazon.com
14
$19.99
Toddler Baby Boy 2nd Birthday Outfit Choo Choo I'm Two Train Sweatshirt Long Sleeve T-Shirt Pants Set Fall Clothes
Amazon.com
$19.99
Toddler Baby Boy 2nd Birthday Outfit Choo Choo I'm Two Train Sweatshirt Long Sleeve T-Shirt Pants Set Fall Clothes
Amazon.com
$16.99
Toddler Baby Boys Birthday Outfit Wild 1 2 3 4 Years Old Birthday Cake Smash Clothes Animal T-Shirt And Shorts Set Wild One 12-18 Months
Amazon.com
68
$16.99
Toddler Baby Boys Birthday Outfit Wild 1 2 3 4 Years Old Birthday Cake Smash Clothes Animal T-Shirt And Shorts Set Wild One 12-18 Months
Amazon.com
68
$14.99
WELROG Baby Boys First Birthday Cake Smash Outfit Bow Tie Suspenders Bloomers Birthday Hat Sparkle Gold Set
Amazon.com
2K+
$14.99
WELROG Baby Boys First Birthday Cake Smash Outfit Bow Tie Suspenders Bloomers Birthday Hat Sparkle Gold Set
Amazon.com
2K+
$40.99
Queenstyle First Birthday Boy Outfit Mr One-Derful Baby Boy Bowtie Romper + Pants Birthday Hat Gentleman Outfits 5Pcs Blue 1T
Amazon.com
1
Free shipping
$40.99
Queenstyle First Birthday Boy Outfit Mr One-Derful Baby Boy Bowtie Romper + Pants Birthday Hat Gentleman Outfits 5Pcs Blue 1T
Amazon.com
1
$14.29
$14.59
3Pcs Baby Boy Gentleman Suit, Long Sleeve Vest Jacket Set, Autumn winter,3-6m
shein
$14.29
$14.59
3Pcs Baby Boy Gentleman Suit, Long Sleeve Vest Jacket Set, Autumn winter,3-6m
shein
$14.99
$29.99
Gap Factory Babygap 100% Organic Cotton Happy Birthday Pj Set Ivory Cream Frost Balloons Size 18-24 m
Gap Factory
50% off
$14.99
$29.99
Gap Factory Babygap 100% Organic Cotton Happy Birthday Pj Set Ivory Cream Frost Balloons Size 18-24 m
Gap Factory
$6.29
$6.39
2Pcs/Set Cute Baby Boy Elephant Digital Printed Long Sleeve Romper With Hat, Comfortable And casual,0-3m
shein
$6.29
$6.39
2Pcs/Set Cute Baby Boy Elephant Digital Printed Long Sleeve Romper With Hat, Comfortable And casual,0-3m
shein
$7.43
$9.49
2Pcs/Set Baby Boys' Birthday Outfit - Casual Cute Funny Colorful Watermelon Letter Print Romper & Shorts Set, Suitable For Baby's 1st Birthday Party, Spring/Summer, 6M-3Y,2-3Y
shein
21% off
$7.43
$9.49
2Pcs/Set Baby Boys' Birthday Outfit - Casual Cute Funny Colorful Watermelon Letter Print Romper & Shorts Set, Suitable For Baby's 1st Birthday Party, Spring/Summer, 6M-3Y,2-3Y
shein
$24.50
Personalized Baby Boy Birthday Outfit Set,Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Bearer Christening Gown
Etsy
$24.50
Personalized Baby Boy Birthday Outfit Set,Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Bearer Christening Gown
Etsy
$7.96
Personalized In My Birthday Boy Era Romper, Baby Boy First Birthday Bodysuit, Boy Birthday Clothes, Baby Birthday Outfit, Gift For Birthday
Etsy
1K+
$7.96
Personalized In My Birthday Boy Era Romper, Baby Boy First Birthday Bodysuit, Boy Birthday Clothes, Baby Birthday Outfit, Gift For Birthday
Etsy
1K+
$31.50
Personalized Baby Boy Birthday Outfit Set, Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Wreath Bearer Christening Gown
Etsy
$31.50
Personalized Baby Boy Birthday Outfit Set, Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Wreath Bearer Christening Gown
Etsy
$8.99
$26.00
Baby Essentials Baby Boys 4-Pc. Baby Clothing Set | Green | Regular 9 Months | Clothing Sets Layette Sets
JCPenney
65% off
$8.99
$26.00
Baby Essentials Baby Boys 4-Pc. Baby Clothing Set | Green | Regular 9 Months | Clothing Sets Layette Sets
JCPenney
$24.00
Little Me Baby Boys 2-Pc. Shortall & Crown 1st Birthday Set - Blue - Size 18 Months
Macy's
Special Offer
$24.00
Little Me Baby Boys 2-Pc. Shortall & Crown 1st Birthday Set - Blue - Size 18 Months
Macy's
Special Offer
$30.72
$64.00
Mia & Mimi Christening Baby Boys 3-Pc. Short Sleeve Romper | White | Newborn-3 Months | One Pieces Rompers
JCPenney
52% off
$30.72
$64.00
Mia & Mimi Christening Baby Boys 3-Pc. Short Sleeve Romper | White | Newborn-3 Months | One Pieces Rompers
JCPenney
$34.00
Mud Pie Baby Girls 12-18 Months Flutter-Sleeve Birthday Balloon T-Shirt Panty Set, , White12/18 Months
Dillard's
$34.00
Mud Pie Baby Girls 12-18 Months Flutter-Sleeve Birthday Balloon T-Shirt Panty Set, , White12/18 Months
Dillard's
$20.00
Mud Pie Baby Boys 1st Birthday Gingham Bib And Party Hat Set, Blue - The Perfect Baby Gift!- Christmas Gift Guide Idea
Dillard's
1
$20.00
Mud Pie Baby Boys 1st Birthday Gingham Bib And Party Hat Set, Blue - The Perfect Baby Gift!- Christmas Gift Guide Idea
Dillard's
1
$19.99
$39.99
Gap Factory Baby Stripe Shortalls New Off White Size 12-18 m
Gap Factory
50% off
$19.99
$39.99
Gap Factory Baby Stripe Shortalls New Off White Size 12-18 m
Gap Factory
$25.92
$54.00
Van Heusen Baby Boys 4-Pc. Suit Set | Blue | Regular 18 Months | Clothing Sets Suit Sets
JCPenney
In store
26
Curbside
$25.92
$54.00
Van Heusen Baby Boys 4-Pc. Suit Set | Blue | Regular 18 Months | Clothing Sets Suit Sets
JCPenney
26
$10.00
Carter's Just One You® Baby Boys' Easter Endcap Striped Bunny Sleep N' Play - Blue Newborn
Target
In store
Free shipping
90-day returns
Curbside
$10.00
Carter's Just One You® Baby Boys' Easter Endcap Striped Bunny Sleep N' Play - Blue Newborn
Target
90-day returns
$43.99
$59.00
Little Boy Teddy Fleece Bear Ears Baby Hoodie Hoodie |Tea Collection
Tea Collection
60-day returns (most items)
25% off
$43.99
$59.00
Little Boy Teddy Fleece Bear Ears Baby Hoodie Hoodie |Tea Collection
Tea Collection
60-day returns
$29.00
$49.95
Baby First Favorites Tinyrib Bodysuit (3-Pack) By Gap Bedrock Size Up To 7Lb
Gap
41% off
$29.00
$49.95
Baby First Favorites Tinyrib Bodysuit (3-Pack) By Gap Bedrock Size Up To 7Lb
Gap
$36.00
$45.00
Petit Ami Baby Boys Cupcake Embroidered Birthday Romper, 24 Months, Cotton
belk
Special Offer
20% off
$36.00
$45.00
Petit Ami Baby Boys Cupcake Embroidered Birthday Romper, 24 Months, Cotton
belk
Special Offer
$17.49
$34.99
Gap Factory Baby Bear Garter Cardigan Golden Beige Size 12-18 m
Gap Factory
50% off
$17.49
$34.99
Gap Factory Baby Bear Garter Cardigan Golden Beige Size 12-18 m
Gap Factory
$13.00
$26.00
Baby Carter's 2-Piece Birthday Bubble Bodysuit & Socks Set, Boy's, Size: 9 Months, Ivory
Kohl's
50% off
$13.00
$26.00
Baby Carter's 2-Piece Birthday Bubble Bodysuit & Socks Set, Boy's, Size: 9 Months, Ivory
Kohl's
$36.99
$49.00
Little Boy Long Sleeve Baby Set Set |Tea Collection
Tea Collection
60-day returns (most items)
24% off
$36.99
$49.00
Little Boy Long Sleeve Baby Set Set |Tea Collection
Tea Collection
60-day returns
$17.95
Burt's Bees Baby 12-24 Months Long Sleeve Birthday Cake Pajama Top Matching Pajama Pant S, Boys, , Cloud12 Months
Dillard's
$17.95
Burt's Bees Baby 12-24 Months Long Sleeve Birthday Cake Pajama Top Matching Pajama Pant S, Boys, , Cloud12 Months
Dillard's
$10.00
$20.00
Baby Girl Carter's 1-Piece Mint Birthday Romper, Boy's, Size: 9 Months, Green
Kohl's
50% off
$10.00
$20.00
Baby Girl Carter's 1-Piece Mint Birthday Romper, Boy's, Size: 9 Months, Green
Kohl's
$27.99
$35.00
Little Boy Long Sleeve Snap Front Baby Romper Onepiece |Tea Collection
Tea Collection
60-day returns (most items)
20% off
$27.99
$35.00
Little Boy Long Sleeve Snap Front Baby Romper Onepiece |Tea Collection
Tea Collection
60-day returns
$29.99
$39.99
Boys Formal Outfit Suit Romper + Vest + Hat Clothing Set
Orbisify
25% off
$29.99
$39.99
Boys Formal Outfit Suit Romper + Vest + Hat Clothing Set
Orbisify
$14.00
$28.00
Baby Boy Carter's Take-Me-Home Top, Pants, Hat & Socks Set, Boy's, Size: 6 Months, Blue Airplane Print
Kohl's
In store
Curbside
$14.00
$28.00
Baby Boy Carter's Take-Me-Home Top, Pants, Hat & Socks Set, Boy's, Size: 6 Months, Blue Airplane Print
Kohl's
$11.19
$13.99
Baby Boy 100% Cotton Front Buttons Pocket With Dinosaur Pattern Lapel Neck Solid Jumpsuit
PatPat
30-day returns (most items)
20% off
$11.19
$13.99
Baby Boy 100% Cotton Front Buttons Pocket With Dinosaur Pattern Lapel Neck Solid Jumpsuit
PatPat
30-day returns
$14.99
Carhartt Infant Boys' Toolbelt Long Sleeve Onesie
Boot Barn
$14.99
Carhartt Infant Boys' Toolbelt Long Sleeve Onesie
Boot Barn
$32.17
Baby Boy 1st Birthday Outfit Farm Theme First Birthday Outfit Set
eBay.com
Free shipping
$32.17
Baby Boy 1st Birthday Outfit Farm Theme First Birthday Outfit Set
eBay.com
Free shipping
$18.00
Toddler Boys' Bunny Sweater - Cat & Jack Oatmeal 18m
Target
In store
Free shipping
365-day returns
Curbside
$18.00
Toddler Boys' Bunny Sweater - Cat & Jack Oatmeal 18m
Target
365-day returns
$25.99
Hudson Baby Baby Boys Hudson Birthday Boxed Giftset, Birthday Boy, 12-18 Months - Happy Birthday To Me
Macy's
Special Offer
$25.99
Hudson Baby Baby Boys Hudson Birthday Boxed Giftset, Birthday Boy, 12-18 Months - Happy Birthday To Me
Macy's
Special Offer
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    Shop Find Birthday Outfits for Baby Boys

    Sponsored
    $16.99
    Kayotuas Baby Boy Birthday Outfit Toddler Fall Clothes Infant Birthday Boy Shirt & Pants Set Cute 2 Piece Cake Smash Outfits 2-3T
    Amazon.com
    14
    $16.99
    Kayotuas Baby Boy Birthday Outfit Toddler Fall Clothes Infant Birthday Boy Shirt & Pants Set Cute 2 Piece Cake Smash Outfits 2-3T
    Amazon.com
    14
    $19.99
    Toddler Baby Boy 2nd Birthday Outfit Choo Choo I'm Two Train Sweatshirt Long Sleeve T-Shirt Pants Set Fall Clothes
    Amazon.com
    $19.99
    Toddler Baby Boy 2nd Birthday Outfit Choo Choo I'm Two Train Sweatshirt Long Sleeve T-Shirt Pants Set Fall Clothes
    Amazon.com
    $16.99
    Toddler Baby Boys Birthday Outfit Wild 1 2 3 4 Years Old Birthday Cake Smash Clothes Animal T-Shirt And Shorts Set Wild One 12-18 Months
    Amazon.com
    68
    $16.99
    Toddler Baby Boys Birthday Outfit Wild 1 2 3 4 Years Old Birthday Cake Smash Clothes Animal T-Shirt And Shorts Set Wild One 12-18 Months
    Amazon.com
    68
    $14.99
    WELROG Baby Boys First Birthday Cake Smash Outfit Bow Tie Suspenders Bloomers Birthday Hat Sparkle Gold Set
    Amazon.com
    2K+
    $14.99
    WELROG Baby Boys First Birthday Cake Smash Outfit Bow Tie Suspenders Bloomers Birthday Hat Sparkle Gold Set
    Amazon.com
    2K+
    $40.99
    Queenstyle First Birthday Boy Outfit Mr One-Derful Baby Boy Bowtie Romper + Pants Birthday Hat Gentleman Outfits 5Pcs Blue 1T
    Amazon.com
    1
    Free shipping
    $40.99
    Queenstyle First Birthday Boy Outfit Mr One-Derful Baby Boy Bowtie Romper + Pants Birthday Hat Gentleman Outfits 5Pcs Blue 1T
    Amazon.com
    1
    $14.29
    $14.59
    3Pcs Baby Boy Gentleman Suit, Long Sleeve Vest Jacket Set, Autumn winter,3-6m
    shein
    $14.29
    $14.59
    3Pcs Baby Boy Gentleman Suit, Long Sleeve Vest Jacket Set, Autumn winter,3-6m
    shein
    $14.99
    $29.99
    Gap Factory Babygap 100% Organic Cotton Happy Birthday Pj Set Ivory Cream Frost Balloons Size 18-24 m
    Gap Factory
    50% off
    $14.99
    $29.99
    Gap Factory Babygap 100% Organic Cotton Happy Birthday Pj Set Ivory Cream Frost Balloons Size 18-24 m
    Gap Factory
    $6.29
    $6.39
    2Pcs/Set Cute Baby Boy Elephant Digital Printed Long Sleeve Romper With Hat, Comfortable And casual,0-3m
    shein
    $6.29
    $6.39
    2Pcs/Set Cute Baby Boy Elephant Digital Printed Long Sleeve Romper With Hat, Comfortable And casual,0-3m
    shein
    $7.43
    $9.49
    2Pcs/Set Baby Boys' Birthday Outfit - Casual Cute Funny Colorful Watermelon Letter Print Romper & Shorts Set, Suitable For Baby's 1st Birthday Party, Spring/Summer, 6M-3Y,2-3Y
    shein
    21% off
    $7.43
    $9.49
    2Pcs/Set Baby Boys' Birthday Outfit - Casual Cute Funny Colorful Watermelon Letter Print Romper & Shorts Set, Suitable For Baby's 1st Birthday Party, Spring/Summer, 6M-3Y,2-3Y
    shein
    $24.50
    Personalized Baby Boy Birthday Outfit Set,Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Bearer Christening Gown
    Etsy
    $24.50
    Personalized Baby Boy Birthday Outfit Set,Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Bearer Christening Gown
    Etsy
    $7.96
    Personalized In My Birthday Boy Era Romper, Baby Boy First Birthday Bodysuit, Boy Birthday Clothes, Baby Birthday Outfit, Gift For Birthday
    Etsy
    1K+
    $7.96
    Personalized In My Birthday Boy Era Romper, Baby Boy First Birthday Bodysuit, Boy Birthday Clothes, Baby Birthday Outfit, Gift For Birthday
    Etsy
    1K+
    $31.50
    Personalized Baby Boy Birthday Outfit Set, Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Wreath Bearer Christening Gown
    Etsy
    $31.50
    Personalized Baby Boy Birthday Outfit Set, Custom Name Date Baby Boy Birthday Photo Shoot Outfit Ring Wreath Bearer Christening Gown
    Etsy
    $8.99
    $26.00
    Baby Essentials Baby Boys 4-Pc. Baby Clothing Set | Green | Regular 9 Months | Clothing Sets Layette Sets
    JCPenney
    65% off
    $8.99
    $26.00
    Baby Essentials Baby Boys 4-Pc. Baby Clothing Set | Green | Regular 9 Months | Clothing Sets Layette Sets
    JCPenney
    $24.00
    Little Me Baby Boys 2-Pc. Shortall & Crown 1st Birthday Set - Blue - Size 18 Months
    Macy's
    Special Offer
    $24.00
    Little Me Baby Boys 2-Pc. Shortall & Crown 1st Birthday Set - Blue - Size 18 Months
    Macy's
    Special Offer
    $30.72
    $64.00
    Mia & Mimi Christening Baby Boys 3-Pc. Short Sleeve Romper | White | Newborn-3 Months | One Pieces Rompers
    JCPenney
    52% off
    $30.72
    $64.00
    Mia & Mimi Christening Baby Boys 3-Pc. Short Sleeve Romper | White | Newborn-3 Months | One Pieces Rompers
    JCPenney
    $34.00
    Mud Pie Baby Girls 12-18 Months Flutter-Sleeve Birthday Balloon T-Shirt Panty Set, , White12/18 Months
    Dillard's
    $34.00
    Mud Pie Baby Girls 12-18 Months Flutter-Sleeve Birthday Balloon T-Shirt Panty Set, , White12/18 Months
    Dillard's
    $20.00
    Mud Pie Baby Boys 1st Birthday Gingham Bib And Party Hat Set, Blue - The Perfect Baby Gift!- Christmas Gift Guide Idea
    Dillard's
    1
    $20.00
    Mud Pie Baby Boys 1st Birthday Gingham Bib And Party Hat Set, Blue - The Perfect Baby Gift!- Christmas Gift Guide Idea
    Dillard's
    1
    $19.99
    $39.99
    Gap Factory Baby Stripe Shortalls New Off White Size 12-18 m
    Gap Factory
    50% off
    $19.99
    $39.99
    Gap Factory Baby Stripe Shortalls New Off White Size 12-18 m
    Gap Factory

    • 10 Best Boy First Birthday Outfit

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