12 Cool Matching T-Shirts for Big and Little Brothers and Sisters

Fun matching shirts for babies and older siblings

When you're expecting a second or third child, you’ll want to make your first child feel important and included when your new baby arrives. A great way to do that is with a cool new T-shirt that flaunts your son's or daughter’s new status as a big brother or big sister. But with so many coordinating sibling T-shirt options out there, it’s hard to decide on or even find a perfect shirt set for your children. And if you have multiple siblings, finding cute shirts for everyone can be an even bigger challenge. 

Many children’s clothing retailers sell big brother, little brother, big sister and little sister themed shirts, however it can be difficult to find a pair of coordinating T-shirts sold together. One of the best places to find matching sibling tees is on Amazon.com. They sell numerous sibling T-shirts together as sets and offer a range of sizes for every sibling in your brood. If you want to personalize matching sibling T-shirts with your children’s names, Etsy.com and Cafepress.com are the best places to find cute customizable designs. 

Looking for a fun sibling T-shirt set? Check out our roundup of 12 cute sibling shirts that your little ones will be proud to wear together.

01
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Big Sister and Little Sister Outfits

Big Sister Little Sister Outfits. etsy.com

Got a couple of little fashionistas? Take matching sibling tees one step further with these coordinating big sister and little sister outfits that boast a little glam and glitz with its gold and black lettering and details.

Big Sister and Little Sister Outfits, WillowBeeApparel, etsy.com, $59.95

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"Big Brothers Rock" Sibling Shirts Set for Sisters and Brothers

Big Brothers Rock Sibling Shirts Set for Sisters and Brothers by Nursery Decals and More. amazon.com

Big brothers (and big sisters) truly rock in the eyes of younger siblings. But until they’re older, all that baby brothers and sisters can do is roll—on the floor, on the bed, under furniture. That’s why this pair of shirts is perfect and oh-so cool for your little ones.

Big Brothers Rock Sibling Shirts Set for Sisters and Brothers by Nursery Decals and More, amazon.com, $24.99 - $26.99

03
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The Spunky Stork Masked Superhero Big Brother and Little Brother Shirts

The Spunky Stork Masked Superhero Big Brother Little Brother Shirts. amazon.com

When your son becomes a big brother, he’ll totally feel like a superhero brother in this T-shirt adorned with the mask of the Caped Crusader. And if he has a little brother, he’ll have the perfect Robin as his little sidekick. In these shirts, brothers will gladly unite to fight crime (and hopefully not their parents) together as a superhero duo.

The Spunky Stork Masked Superhero Big Brother/Little Brother Shirts, amazon.com, $17 each

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We Match! “If You Mustache” Big and Little Brother Matching T-Shirt and Bodysuit

We Match! “If You Mustache” Big and Little Brother Matching T-Shirt and Bodysuit. amazon.com

Mustaches are still all the rage—even for babies. So if daddy has a mustache, then this cool pair of “If You Mustache I’m the Big Brother/Little Brother” shirts are the perfect tees for your little boys.

We Match! “If You Mustache” Big and Little Brother Matching T-Shirt and Bodysuit, amazon.com, $19.99

05
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We Match! Keep Calm I’m The Big and Little Brother Matching T-Shirt and Bodysuit

We Match! Keep Calm I’m The Big & Little Brother Matching T-Shirt and Bodysuit. amazon.com

To avoid another World War II, just follow the advice on these shirts that parodies the motivational words on the 1939 British government poster, "Keep Calm and Carry On." Just keep calm and let everyone know each brother’s place in the family with these smart shirts.

We Match! Keep Calm I’m The Big & Little Brother Matching T-Shirt and Bodysuit, amazon.com, $19.99

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Texas Tees Sibling Shirts for Big Sister and Lil Mister

Texas Tees Sibling Shirts for Sister and Brother, Big Sister and Lil Mister Shirts. amazon.com

Huge purple font featuring a girl’s silhouette adorns this sweet pink Big Sister shirt, while the Lil Mister bodysuit features a mustached businessman. The pair of tees are super adorable and eye-catching. 

Texas Tees Sibling Shirts for Sister and Brother, Big Sister and Lil Mister Shirts, amazon.com, $26.99

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Big Jedi Lil Jedi Brothers “Star Wars” Matching Brother Shirts

Big Jedi Lil Jedi Brothers “Star Wars” Matching Brother Shirts. etsy.com

If big brother loves everything “Star Wars,” chances are his little brother will adore it, too. All little bros want to be like big bro, right? So for every Big Jedi there is a Lil’ Jedi who will become his apprentice and learn the ways of the force. These cute shirts work for Jedi girls, too, plus they can be personalized with your children’s names.

Big Jedi Lil Jedi Brothers “Star Wars” Matching Brother Shirts, ShopPsychobaby, etsy.com, $32

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Big Sister Little Sister Personalized T-Shirts with Pink and Purple Letters

Big Sister Little Sister Personalized T-Shirts with Pink and Purple Letters. etsy.com

Oversized vintage letters in pink and purple proclaim your daughters’ big and little sister status and each of their names. These shirts are so happy, joyful and totally hip that your girls will want to wear them daily.

Big Sister Little Sister Personalized T-Shirts with Pink and Purple Letters, etsy.com, $29.98

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Big Sister Little Brother Country Outfits with Deer

Big Sister Little Brother Country Outfits with Deer. etsy.com

What’s better than coordinating sibling T-shirts? Head-to-toe coordinating sibling outfits like these super hip rustic-themed ensembles adorned with deer and arrows. Modern colors and fresh silhouettes make this Big Sister/Little Brother duo a statement-making pair.

Big Sister Little Brother Country Outfits with Deer, TheSouthernCloset101, etsy.com, $100.94

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Mud Pie Big Bro and Lil Bro Patchwork Shirts in Navy Blue

Mud Pie Big Bro, Lil Bro Patchwork Shirts in Navy. buybuybaby.com

These adorable coordinating Mud Pie T-shirts boldly declare who is the big bro and lil bro in a patchwork of patterned letters set on handsome dark navy blue shirts. They’re boyish, fun and totally charming. 

Mud Pie Big Bro and Lil Bro Patchwork Shirts in Navy Blue, buybuybaby.com, $12.99 each

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Big Brother and Little Brother T-Shirts with Arrows

Big Brother Little Brother T-Shirts with Arrows. etsy.com

Tribal arrows decorate these navy big brother/little brother T-shirts and unite the pair. Personalizing these arrow shirts with your children’s names makes these shirts winners, especially with boys who act a little like natives.

Big Brother and Little Brother T-Shirts with Arrows, LittleWorldofMissP, etsy.com, $16+

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