Best 130+ Funny Sibling Captions for Instagram

There are plenty of sibling rivalries that get laughs out of the parents. These sibling fights can be hilarious or even disturbing at times. Sometimes siblings just don’t get along. Here are some funny siblings captions for you to enjoy and even find a lesson or two from them.

My aim is to capture the funniest, most insightful, and cute things children say. I also share my own observations in parenting and being a big brother or sister.

Funny Sibling Captions

• Siblings are a great thing to love. They always know which buttons to press

• When your brother is the only one allowed to wear a shirt with cut-outs on a family vacation.

• I’m way cooler than my little sisters.

• Got a little sister, who is a living nightmare

• Treat your (younger) siblings this holiday season with wildly fun gifts that are sure to last a lifetime. 3 a.m.

• When you’re the cool big brother, your little sister will always be your biggest fan.

• When your sibling is browsing through your phone before you get to use it

• If you could only take one last Instagram, what would you upload?

• Now at our house: big brother and little brother lip sync battle!

• What do you get when you pair fresh roasted Costa Rican beans with a pair of sassy sisters? A flavored coffee experience worthy of celebration.

• I’m the older brother, and this is my sister. She makes funny noises while eating.

• When you get lost in the middle of an adventure but always manage to stick together in the end.

• This kid following me around all day isn’t going to hold me back from finishing my script.

• If you took out the swear words, this would be a hilarious birthday card.

• Like siblings, you bring out the best (and also the worst) in each other. But what you also bring is love, unconditional, and enthusiasm. Enjoy these natural extensions of yourselves while they’re around. #dontforgettoad

• When you do something awesome, and your brother has to follow in your footsteps.

• My sister and I are already planning the next Christmas. We have a young family, and for us, the holidays are all about kids. These are our nephews, Charlie and Wyatt. They will probably be in their late teens by then.

• Last night, the little one in our household took a bath with us. In an attempt to give him a more thorough wash than we could hope to like his older and more capable parents, he proceeded to splash water all over the room.

• Brothers are brothers until they become dads. Putting the same toy in their kid’s lunchboxes for over 20 years proves it. They live to embarrass each other, remind each other of mistakes, and randomly send each other goofy Snapchats

• Thanks for the best birthday present, little bro. I mean, thanks for being born, but you kinda missed the whole “birthday” part.

• Hey guys. Do you think you see your brother? You don’t. Take my word for it. I’m an expert.

• This is the look my brother gives me when I ask him to do the dishes.

• Now that the kids are a little older, they can appreciate how much time and effort went into making all this mess.

• My brother and I are having an over-the-top time tonight with our fireworks.

• Siblings: Sharing one body, divided by two personalities.

• Wow, someone looks like they’re ready for their school photo

• OKOK, we all know I’m weird. But people say my brother’s an outlier.

• It’s the little things that make life great. __ Are you having fun yet?

• Hey bro, it’s finally warming up outside; I heard a rumor you might throw the Frisbee around again.

• My siblings got me a goldfish for my birthday. I’m not mad because I was going to get one anyway.”

Sibling Captions Funny

• You just never know what you’ll learn from your siblings

• Distracting my brother from his video game with the best face swap app ever!

• Momma always said, “Three’s a crowd, two is company, one is lonely.” That’s why we love our brothers so

• It’s so nice that my brother is obsessed with me.

• Hey sis, I’m going to the mall. Can I take some of your shirts with me?

• My sister and I found a giant spider in our basement. She wanted to keep it. I said, ‘No,’ now it’s missing an eye.

• Growing up, my favorite thing has been watching my siblings experience all the life lessons I did, just on a much shorter timeline. But on that note, they better hurry up and get their driver’s license already.

• The best part of waking up is two cups of coffee in your sibling’s face.

• When your brother’s goal for Halloween is to scare you & your kids.

• You can find true love in the strangest of places. Hint: It’s your sister.

• When you get placed on a case study together, get to school the whole class on your “product.” #brothersritual

• My brother knew I like hockey, so he gave me a skateboard.

• Siblings are the people we fight with during the most important years of our lives.

• The things you do to annoy me are countless, but I love you anyway. Happy brother’s day.

• What are you doin’ up there? Haha! I can see everything from up here. It’s my favorite place in the whole house.

• Mom: OKOK, I’ll be right back—me and Daddy have to fight about whether the hamster is tame.

• Earlier today, I gave my little brother a kiss on his forehead. He told me that my beard was ticklish. I said, “No it’s not.” Then he offered to show me by kissing my forehead back.

• Phoebe: OKOK, you guys. You don’t have to be best friends, but I really think you should at least get along and be civil with each other. OKOK?

• These siblings are hoping their mom and dad will be patient enough to take a billion pictures of them…

• Sibling: Someone who knows all of your embarrassing stories and who can make you feel 20 years younger.

• I love my sister, and I love that she loves it when I take selfies.

• My brother and I are definitely not twins, but we definitely have a twinning quality.

• Siblings: Sharing one body, divided by two personalities.

• Wow, someone looks like they’re ready for their school photo

• OKOK, we all know I’m weird. But people say my brother’s an outlier.

Funny Caption For Brother And Sister

• It’s the little things that make life great. __ Are you having fun yet?

• Hey bro, it’s finally warming up outside; I heard a rumor you might throw the Frisbee around again.

• My siblings got me a goldfish for my birthday. I’m not mad because I was going to get one anyway.”

• You just never know what you’ll learn from your siblings

• Distracting my brother from his video game with the best face swap app ever!

• Momma always said, “Three’s a crowd, two is a company, one is lonely.” That’s why we love our brothers so

• It’s so nice that my brother is obsessed with me.

• Hey sis, I’m going to the mall. Can I take some of your shirts with me?

• My sister and I found a giant spider in our basement. She wanted to keep it. I said, ‘No,’ now it’s missing an eye.

• Growing up, my favorite thing has been watching my siblings experience all the life lessons I did, just on a much shorter timeline. But on that note, they better hurry up and get their driver’s license already.

• We have a serious issue in our house: FNAF addiction. Do we need an intervention?

• The best part of waking up is two cups of coffee in your sibling’s face.

• Little Sister: I’m gonna take a selfie with my face. Big Brother: No, you laaaaaaame! C’mon, let’s go play Mario Kart 8 Deluxe together!”

• You can find true love in the strangest of places. Hint: It’s your sister.

• When you get placed on a case study together, get to school the whole class on your “product.”

• Siblings are the people we fight with during the most important years of our lives.

• The things you do to annoy me are countless, but I love you anyway. Happy brother’s day.

• What are you doin’ up there? Haha! I can see everything from up here. It’s my favorite place in the whole house .

• Mom: OKOK, I’ll be right back—me and Daddy have to fight about whether the hamster is tame.

• Earlier today, I gave my little brother a kiss on his forehead. He told me that my beard was ticklish. I said, “No it’s not.” Then he offered to show me by kissing my forehead back.

• Phoebe: OKOK, you guys. You don’t have to be best friends, but I really think you should at least get along and be civil with each other. OKOK?

• Growing up with seven siblings…could have been harder. But thanks to my AMAZING parents, I have witnessed miracles like harmonizing the sound of seven distinct dialects (six siblings + Mom) on Christmas Eve mass. And we can all agree.

• These siblings are hoping their mom and dad will be patient enough to take a billion pictures of them…

• Sibling: Someone who knows all of your embarrassing stories and who can make you feel 20 years younger.

• Sibling rivalry is a beautiful thing, especially during Halloween.

• My brother and I are definitely not twins, but we definitely have a twinning quality.

• Just when I thought you couldn’t get any greedier, you brought home a fourth child.

• Phoebe: OKOK, you guys. You don’t have to be best friends, but I really think you should at least get along and be civil with each other. OKOK?

• These siblings are hoping their mom and dad will be patient enough to take a billion pictures of them…

• Sibling: Someone who knows all of your embarrassing stories and who can make you feel 20 years younger.

• I love my sister, and I love that she loves it when I take selfies.

• Sibling rivalry is a beautiful thing, especially during Halloween.

• My brother and I are definitely not twins, but we definitely have a twinning quality.

• Just when I thought you couldn’t get any greedier, you brought home a fourth child.

• Siblings are like farts, the older you get them the less you like them.

• I’ll never forget the day my sister shaved her head. I laughed so hard I cried…then cut my own hair off just to spite her.

• I’m not convincing you to get a tattoo… I’m just warning you.

• If I had a dollar for every time my big brother told me to get off the phone so “he can speak to his people”

• That awkward moment when you realise you’ve been wearing the same pants to school for the past 3 days

• I’m so glad my sister has finally realized that I was right.

• If only I had a glass of wine to help me cope with the fact that my brother’s Instagram captions always steal the show.

• The world’s worst big brother and sister, as photographed by papa.

• This is my brother. He’s the owner of two cats. They are unaware of this fact.

• 4 out of 5 siblings agree: our parents are the best. Here’s to you, Mom and Dad!

• Only kids can get away with this many shenanigans in just one day

• There were two of us born with almost identical noses, why is it that I’m the weird one in the family?!

• I used to be the baby of the family but then I started sleeping.

• I’m doing exactly what you said and I’ll wait for you to call me back. Love you

• You: I have a big test. Me: You aren’t going to get much studying done when you’re dead!!

• I’m looking at my brother’s hair and I’m like, who died on his head?

• You know you’re related if…you have to explain to your dentist why you have 8 fillings and a jawline twice the width of your last selfie.

• Nothing like a little sibling rivalry to get you to the gym.

• Someone told me my brother was arrested for looting, but I’m pretty sure he’s just gardening

• I’m so glad I’ve got you. Dad and Mom always said we were the best of friends

• Our parents only had two rules: don’t kill each other and always aim for the middle of the frame.

• The most important meal of the day: breakfast! Who else is excited for Father’s Day?

• My brother is a magician. He can turn anything into a rock. Including his head.