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Baby Boy One Pieces

303 items

Dress your baby boy in cute and comfortable jumpsuits and rompers. Our collection of easy 1-piece outfits is perfect for every occasion.

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Product image 1 of Baby 5-Pack Short-Sleeve Bodysuits - White

Carter's

Baby 5-Pack Short-Sleeve Bodysuits - White

Sale Price$13.00

Manufactured Suggested Retail Price$26*

Product image 1 of Baby 5-Pack Sleeveless Bodysuits - White

Carter's

Baby 5-Pack Sleeveless Bodysuits - White

Sale Price$13.00

Manufactured Suggested Retail Price$26*

Product image 1 of Baby Boy Waffle-Knit Sleeveless Romper - Green

Carter's

Baby Boy Waffle-Knit Sleeveless Romper - Green

Sale Price$9.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Boy 'Mom's Happy Dude' Short-Sleeve Graphic Bodysuit - Grey

Carter's

Baby Boy 'Mom's Happy Dude' Short-Sleeve Graphic Bodysuit - Grey

Sale Price$6.00

Manufactured Suggested Retail Price$14*

Product image 1 of Baby 4-Pack Long-Sleeve Bodysuits - White

Carter's

Baby 4-Pack Long-Sleeve Bodysuits - White

Sale Price$13.00

Manufactured Suggested Retail Price$26*

Product image 1 of Baby Boy Stripe Short-Sleeve Romper - Blue/Grey

Carter's

Baby Boy Stripe Short-Sleeve Romper - Blue/Grey

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Boy Scooter Short-Sleeve Romper - Cream

Carter's

Baby Boy Scooter Short-Sleeve Romper - Cream

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Boy 'Future All-Star' Baseball Romper

Carter's

Baby Boy 'Future All-Star' Baseball Romper

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby American Flag Short-Sleeve Romper - Grey/Blue/Red

Carter's

Baby American Flag Short-Sleeve Romper - Grey/Blue/Red

Sale Price$12.00

Manufactured Suggested Retail Price$20*

Product image 1 of Baby Boy Beach Sleeveless Graphic Bodysuit - Ivory

Carter's

Baby Boy Beach Sleeveless Graphic Bodysuit - Ivory

Sale Price$6.00

Manufactured Suggested Retail Price$16*

Product image 1 of Baby Boy Dinosaur Short-Sleeve Romper - Brown

Carter's

Baby Boy Dinosaur Short-Sleeve Romper - Brown

Sale Price$9.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Denim Bubble Romper - Blue

OshKosh B'gosh

Baby Denim Bubble Romper - Blue

Sale Price$16.00

Manufactured Suggested Retail Price$32*

Product image 1 of Baby Boy Car Waffle-Knit Sleeveless Romper - Blue

Carter's

Baby Boy Car Waffle-Knit Sleeveless Romper - Blue

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Boy Stripe Short-Sleeve Romper - Green/White

Carter's

Baby Boy Stripe Short-Sleeve Romper - Green/White

Sale Price$10.80

Manufactured Suggested Retail Price$27*

Product image 1 of Baby Boy 'Little Brother Energy' Short-Sleeve Graphic Bodysuit - Blue

Carter's

Baby Boy 'Little Brother Energy' Short-Sleeve Graphic Bodysuit - Blue

Sale Price$6.00

Manufactured Suggested Retail Price$14*

Product image 1 of Baby Tennis Short-Sleeve Romper - Green

Carter's

Baby Tennis Short-Sleeve Romper - Green

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby American Flag Sleeveless Romper - Navy Blue

Carter's

Baby American Flag Sleeveless Romper - Navy Blue

Sale Price$12.00

Manufactured Suggested Retail Price$20*

Product image 1 of Baby Boy Tropical Beach Short-Sleeve Romper

Carter's

Baby Boy Tropical Beach Short-Sleeve Romper

Sale Price$13.50

Manufactured Suggested Retail Price$27*

Product image 1 of Baby 'Mommy's Mini' Short-Sleeve Graphic Bodysuit - Cream

Carter's

Baby 'Mommy's Mini' Short-Sleeve Graphic Bodysuit - Cream

Sale Price$6.00

Manufactured Suggested Retail Price$14*

Product image 1 of Baby Organic Cotton Mama Bodysuit

Little Planet

Baby Organic Cotton Mama Bodysuit

Sale Price$8.00

Product image 1 of Baby Boy 'Main Squeeze' Short-Sleeve Hooded Romper - Grey

Carter's

Baby Boy 'Main Squeeze' Short-Sleeve Hooded Romper - Grey

Sale Price$8.80

Manufactured Suggested Retail Price$22*

Product image 1 of Baby 'Sunshine Chaser' Sleeveless Romper - Blue

Carter's

Baby 'Sunshine Chaser' Sleeveless Romper - Blue

Sale Price$13.50

Manufactured Suggested Retail Price$27*

Product image 1 of Baby Boy 'Daddy's Hype Man' Short-Sleeve Graphic Bodysuit - Grey

Carter's

Baby Boy 'Daddy's Hype Man' Short-Sleeve Graphic Bodysuit - Grey

Sale Price$6.00

Manufactured Suggested Retail Price$14*

Product image 1 of Baby 2-Piece Jumpsuit & Sock Set - Blue

Carter's

Baby 2-Piece Jumpsuit & Sock Set - Blue

Sale Price$10.40

Manufactured Suggested Retail Price$26*

Product image 1 of Baby Stripe Short-Sleeve Romper - Red/White

Carter's

Baby Stripe Short-Sleeve Romper - Red/White

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Pufferfish Sleeveless Romper - Cream/Green

Carter's

Baby Pufferfish Sleeveless Romper - Cream/Green

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Boy 2-Piece Overall Set - Coral/Khaki

Carter's

Baby Boy 2-Piece Overall Set - Coral/Khaki

Sale Price$14.40

Manufactured Suggested Retail Price$36*

Product image 1 of Baby Boy 4-Pack Long-Sleeve Multipack Raglan Bodysuits

Carter's

Baby Boy 4-Pack Long-Sleeve Multipack Raglan Bodysuits

Sale Price$15.00

Manufactured Suggested Retail Price$30*

Product image 1 of Baby Boy Hippo Short-Sleeve Romper - Blue

Carter's

Baby Boy Hippo Short-Sleeve Romper - Blue

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Boy 5-Pack Construction Short-Sleeve Cotton Bodysuits

Carter's

Baby Boy 5-Pack Construction Short-Sleeve Cotton Bodysuits

Sale Price$15.00

Manufactured Suggested Retail Price$30*

Product image 1 of Baby Boy 4-Pack Construction Print Long-Sleeve Multipack Bodysuits - White/Navy Blue

Carter's

Baby Boy 4-Pack Construction Print Long-Sleeve Multipack Bodysuits - White/Navy Blue

Sale Price$15.00

Manufactured Suggested Retail Price$30*

Product image 1 of Baby Boy Shark Sleeveless Romper - Green

Carter's

Baby Boy Shark Sleeveless Romper - Green

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Stretch Denim Classic Overalls - Dark Wash

OshKosh B'gosh

Baby Stretch Denim Classic Overalls - Dark Wash

Sale Price$26.00

Manufactured Suggested Retail Price$42*

Product image 1 of Baby Boy 2-Piece Stripe Romper Set - Blue/Ivory

Carter's

Baby Boy 2-Piece Stripe Romper Set - Blue/Ivory

Sale Price$18.00

Manufactured Suggested Retail Price$36*

Product image 1 of Baby Striped Bodysuit - Red/Ivory

OshKosh B'gosh

Baby Striped Bodysuit - Red/Ivory

Sale Price$10.00

Manufactured Suggested Retail Price$16*

Product image 1 of Baby Sports Short-Sleeve Romper - Ivory

Carter's

Baby Sports Short-Sleeve Romper - Ivory

Sale Price$8.00

Manufactured Suggested Retail Price$18*

Product image 1 of Baby Boy 4-Pack Dinosaur Print Cotton Long-Sleeve Multipack Bodysuits

Carter's

Baby Boy 4-Pack Dinosaur Print Cotton Long-Sleeve Multipack Bodysuits

Sale Price$15.00

Manufactured Suggested Retail Price$30*

Product image 1 of Baby Boy Polo Bodysuit - Navy Blue

OshKosh B'gosh

Baby Boy Polo Bodysuit - Navy Blue

Sale Price$14.00

Manufactured Suggested Retail Price$22*

Product image 1 of Baby 4-Pack Snack Time Long-Sleeve Multipack Bodysuits - Blue/White/Brown

Carter's

Baby 4-Pack Snack Time Long-Sleeve Multipack Bodysuits - Blue/White/Brown

Sale Price$15.00

Manufactured Suggested Retail Price$30*

Product image 1 of Baby 'Auntie Camp' Sleeveless Graphic Bodysuit - Blue/Ivory

Carter's

Baby 'Auntie Camp' Sleeveless Graphic Bodysuit - Blue/Ivory

Sale Price$6.00

Manufactured Suggested Retail Price$16*

Product image 1 of Baby Organic Cotton 'Stole Your Heart' Embroidered Bodysuit

Little Planet

Baby Organic Cotton 'Stole Your Heart' Embroidered Bodysuit

Sale Price$8.00

Product image 1 of Baby Soccer Ball Graphic Bodysuit - Ivory

Carter's

Baby Soccer Ball Graphic Bodysuit - Ivory

Sale Price$6.00

Manufactured Suggested Retail Price$16*

Product image 1 of Baby 2-Piece Jumpsuit & Sock Set - Ivory

Carter's

Baby 2-Piece Jumpsuit & Sock Set - Ivory

Sale Price$10.40

Manufactured Suggested Retail Price$26*

Product image 1 of Baby Boy 'Little Griller' Sleeveless Graphic Bodysuit - Coral

Carter's

Baby Boy 'Little Griller' Sleeveless Graphic Bodysuit - Coral

Sale Price$6.00

Manufactured Suggested Retail Price$16*

Product image 1 of Baby Boy Long-Sleeve Button-Down Bodysuit - White

OshKosh B'gosh

Baby Boy Long-Sleeve Button-Down Bodysuit - White

Sale Price$14.00

Manufactured Suggested Retail Price$28*

Product image 1 of Baby Beach Cruiser Chambray Sleeveless Romper

Carter's

Baby Beach Cruiser Chambray Sleeveless Romper

Sale Price$13.50

Manufactured Suggested Retail Price$27*

Product image 1 of Baby Boy Striped Waffle-Knit Romper - Blue

Carter's

Baby Boy Striped Waffle-Knit Romper - Blue

Sale Price$12.00

Manufactured Suggested Retail Price$20*

Product image 1 of Baby Patchwork Striped Shortall - Red/White/Blue

OshKosh B'gosh

Baby Patchwork Striped Shortall - Red/White/Blue

Sale Price$26.00

Manufactured Suggested Retail Price$42*

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© 2026 Carter’s, Inc. All rights reserved.

*EXCLUSIONS & DISCLAIMERS:

UP TO 50% OFF SPRING: Savings based on MSRP or original ticketed price. Select Styles. Other exclusions may apply. UP TO 70% OFF CLEARANCE: Savings based on MSRP or original ticketed price.

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