100+ Best Knock Knock Jokes for Everyone

Knock-knock jokes have been a classic and chill source of laughter for generations. No matter how old you are—whether you’re a kid, a grandparent, or somewhere in the middle—there’s something timeless and entertaining about a good knock knock joke. Sure, they can be a little cheesy, but that’s all part of their charm. Because these jokes come in a few parts and rely on a bit of back-and-forth, they’re sometimes tricky to remember—especially for little ones.

The jokes on the NIEHS Kids site are mostly silly and simple, aimed at children. That’s why we’ve put together a funny and cheesy collection of knock knock jokes that are easy to learn and fun to share with kids and all ages.

A well-timed knock knock joke can lighten the mood and bring on some much-needed giggles. So go ahead, no matter your age—laugh, share, and brighten someone’s day with these classic that never go out of style. Perfect for family get-togethers, classroom fun activities, or just a silly moment in your day—these knock-knock jokes are sure to be a hit in 2026-27!

Top Knock Knock Jokes of 2026-27

• Knock, knock.
  Who’s there?
  Cow says.
  Cow says who?
  No silly, cow says moo!
• Knock, knock.
  Who’s there?
  Lettuce.
  Lettuce who?
  Lettuce in, it’s cold out here!
• Knock, knock.
  Who’s there?
  Smarty.
  Smarty who?
  Smarty pants is out today—this one’s a dumb joke instead!
• Knock, knock.
  Who’s there?
  Boo.
  Boo who?
  Don’t cry, it’s just a joke!
• Knock, knock.
  Who’s there?
  Olive.
  Olive who?
  Olive you and I miss you!
• Knock, knock.
  Who’s there?
  Peas.
  Peas who?
  Peas give me one more chance!
• Knock, knock.
  Who’s there?
  Donut.
  Donut who?
  Donut forget to laugh at my joke!
• Knock, knock.
  Who’s there?
  Atch.
  Atch who?
  Bless you!
• Knock, knock.
  Who’s there?
  Tank.
  Tank who?
  You’re welcome!
• Knock, knock.
  Who’s there?
  Interrupting cow.
  Interrupting co—
  MOO!
• Knock, knock.
  Who’s there?
  Ice cream.
  Ice cream who?
  Ice cream every time I see a horror movie!
• Knock, knock.
  Who’s there?
  Nobel.
  Nobel who?
  No bell—that’s why I’m knocking!

Hilarious Knock Knock Jokes

• Knock, knock.
  Who’s there?
  Leaf.
  Leaf who?
  Leaf me alone, I’m busy!
• Knock, knock.
  Who’s there?
  Annie.
  Annie who?
  Annie way could you open the door faster?
• Knock, knock.
  Who’s there?
  Howard.
  Howard who?
  Howard you survive without my jokes?
• Knock, knock.
  Who’s there?
  Ya.
  Ya who?
  No thanks, I prefer Google!
• Knock, knock.
  Who’s there?
  Nana.
  Nana who?
  Nana your business!
• Knock, knock.
  Who’s there?
  Boo.
  Boo who?
  Aw, don’t cry—it’s just a joke!
• Knock, knock.
  Who’s there?
  Beak.
  Beak who?
  Beak careful, I just painted the door!
• Knock, knock.
  Who’s there?
  Robin.
  Robin who?
  Robin you—hand over the cookies!
• Knock, knock.
  Who’s there?
  Snow.
  Snow who?
  Snow use, I forgot the punchline.
• Knock, knock.
  Who’s there?
  Doughnut.
  Doughnut who?
  Doughnut forget to laugh at this one!
• Knock, knock.
  Who’s there?
  Butter.
  Butter who?
  Butter let me in or I’ll get freeze!
• Knock, knock.
  Who’s there?
  Big Mac.
  Big Mac who?
  Big Mac attack! This is a fat joke in disguise!

Funniest Knock Knock Jokes for Kids

• Knock, knock.
  Who’s there?
  Orange.
  Orange who?
  Orange you glad I didn’t say banana?
• Knock, knock.
  Who’s there?
  Donut.
  Donut who?
  Donut forget to smile today!
• Knock, knock.
  Who’s there?
  Ice cream.
  Ice cream who?
  Ice cream so you know it’s me knocking!
• Knock, knock.
  Who’s there?
  Butter.
  Butter who?
  Butter open the door before I melt!
• Knock, knock.
  Who’s there?
  Nobel.
  Nobel who?
  No bell, that’s why I’m knocking!
• Knock, knock.
  Who’s there?
  Annie.
  Annie who?
  Annie-body home?
• Knock, knock.
  Who’s there?
  Atch.
  Atch who?
  Bless you!
• Knock, knock.
  Who’s there?
  Cow says.
  Cow says who?
  No silly, cow says moo!
• Knock, knock.
  Who’s there?
  Dishes.
  Dishes who?
  Dishes the police—open up!
• Knock, knock.
  Who’s there?
  Broken pencil.
  Broken pencil who?
  Never mind, it’s pointless.
• Knock, knock.
  Who’s there?
  Alpaca.
  Alpaca who?
  Alpaca the suitcase, you load the car!

Knock Knock Jokes for Adults

• Knock, knock.
  Who’s there?
  Etch.
  Etch who?
  Bless you! You okay?
• Knock, knock.
  Who’s there?
  Wanda.
  Wanda who?
  Wanda hang out later?
• Knock, knock.
  Who’s there?
  Howard.
  Howard who?
  Howard I know? I just work here.
• Knock, knock.
  Who’s there?
  Figs.
  Figs who?
  Figs the doorbell, it’s clearly broken.
• Knock, knock.
  Who’s there?
  Al.
  Al who?
  Al give you a hug if you open up!
• Knock, knock.
  Who’s there?
  Voodoo.
  Voodoo who?
  Voodoo believe in magic? Because I do!
• Knock, knock.
  Who’s there?
  Otto.
  Otto who?
  Otto know, but I forgot!
• Knock, knock.
  Who’s there?
  Yule.
  Yule who?
  Yule be sorry if you don’t laugh at this!
• Knock, knock.
  Who’s there?
  Nana.
  Nana who?
  Nana your business!
• Knock, knock.
  Who’s there?
  Cash.
  Cash who?
  No thanks, I prefer peanuts.

Knock Knock Jokes About Food

• Knock, knock.
  Who’s there?
  Nacho.
  Nacho who?
  Nacho cheese! Get your own!
• Knock, knock.
  Who’s there?
  Pasta.
  Pasta who?
  Pasta sauce, I’m hungry!
• Knock, knock.
  Who’s there?
  Kiwi.
  Kiwi who?
  Kiwi go get ice cream?
• Knock, knock.
  Who’s there?
  Burger.
  Burger who?
  Burger your door, it’s cold in here!
• Knock, knock.
  Who’s there?
  Berry.
  Berry who?
  Berry nice to meet you!
• Knock, knock.
  Who’s there?
  Taco.
  Taco who?
  Taco ’bout funny—I’ve got more jokes!
• Knock, knock.
  Who’s there?
  Muffin.
  Muffin who?
  Muffin to see here—just me with a joke!
• Knock, knock.
  Who’s there?
  Chili.
  Chili who?
  Chili outside, better grab a jacket!
• Knock, knock.
  Who’s there?
  Peach.
  Peach who?
  Peach me, I must be dreaming!
• Knock, knock.
  Who’s there?
  Dill.
  Dill who?
  Dill you come out and play?

Silly Food-Themed Knock Knock Jokes

• Knock, knock.
  Who’s there?
  Nacho.
  Nacho who?
  Nacho cheese! Get your own!
• Knock, knock.
  Who’s there?
  Pasta.
  Pasta who?
  Pasta sauce, I’m hungry!
• Knock, knock.
  Who’s there?
  Kiwi.
  Kiwi who?
  Kiwi go get ice cream?
• Knock, knock.
  Who’s there?
  Burger.
  Burger who?
  Burger your door, it’s cold in here!
• Knock, knock.
  Who’s there?
  Berry.
  Berry who?
  Berry nice to meet you!
• Knock, knock.
  Who’s there?
  Taco.
  Taco who?
  Taco ’bout funny—I’ve got more jokes!
• Knock, knock.
  Who’s there?
  Muffin.
  Muffin who?
  Muffin to see here—just me with a joke!
• Knock, knock.
  Who’s there?
  Chili.
  Chili who?
  Chili outside, better grab a jacket!
• Knock, knock.
  Who’s there?
  Peach.
  Peach who?
  Peach me, I must be dreaming!
• Knock, knock.
  Who’s there?
  Dill.
  Dill who?
  Dill you come out and play?

Silly Food-Themed Knock Knock Jokes

• Knock, knock.
  Who’s there?
  Boo.
  Boo who?
  Don’t cry—it’s just a joke!
• Knock, knock.
  Who’s there?
  Lettuce.
  Lettuce who?
  Lettuce in, it’s playtime!
• Knock, knock.
  Who’s there?
  Banana.
  Banana who?
  Banana split—I’m outta here!
• Knock, knock.
  Who’s there?
  Duck.
  Duck who?
  Duck down, I’m coming in!
• Knock, knock.
  Who’s there?
  Cat.
  Cat who?
  Cat-ch me if you can!
• Knock, knock.
  Who’s there?
  Zoo.
  Zoo who?
  Zoo you want to play?
• Knock, knock.
  Who’s there?
  Bear.
  Bear who?
  Bear-y glad to see you!
• Knock, knock.
  Who’s there?
  Moo.
  Moo who?
  Are you a cow too?
• Knock, knock.
  Who’s there?
  Cookie.
  Cookie who?
  Cookie little louder, I didn’t hear you!
• Knock, knock.
  Who’s there?
  Yum.
  Yum who?
  Yum my tummy wants a snack!

Flirty Knock Knock Jokes

• Knock, knock.
  Who’s there?
  Hug.
  Hug who?
  Hug me already—I’m tired of knocking!
• Knock, knock.
  Who’s there?
  Al.
  Al who?
  Al be yours if you open the door!
• Knock, knock.
  Who’s there?
  Justin.
  Justin who?
  Justin in time to fall for me!
• Knock, knock.
  Who’s there?
  Charm.
  Charm who?
  Charm your way into my heart already!
• Knock, knock.
  Who’s there?
  Wink.
  Wink who?
  Wink you go out with me sometime?
• Knock, knock.
  Who’s there?
  Adore.
  Adore who?
  Adore is between us—can I come in?
• Knock, knock.
  Who’s there?
  Ken.
  Ken who?
  Ken I be your date tonight?
• Knock, knock.
  Who’s there?
  Beau.
  Beau who?
  Beau mine, Valentine?
• Knock, knock.
  Who’s there?
  Romeo.
  Romeo who?
  Romeo your phone number, maybe?

Knock Knock Jokes with Answers

• Knock, knock.
  Who’s there?
  Lettuce.
  Lettuce who?
  Lettuce in, it’s freezing out here!
• Knock, knock.
  Who’s there?
  Banana.
  Banana who?
  Banana split—I’m outta here!
• Knock, knock.
  Who’s there?
  Cheese.
  Cheese who?
  Cheese a funny girl, isn’t she?
• Knock, knock.
  Who’s there?
  Cow says.
  Cow says who?
  No silly, cow says moo!
• Knock, knock.
  Who’s there?
  Ice cream.
  Ice cream who?
  ICE CREAM so you can hear me!
• Knock, knock.
  Who’s there?
  Atch.
  Atch who?
  Bless you!
• Knock, knock.
  Who’s there?
  Justin.
  Justin who?
  Justin time for the party!

Dark Humor Knock Knock Jokes

• Dark Humor / Existential Knock-Knock Jokes
• Knock, knock.
  Who’s there?
  Debt.
  Debt who?
  Debt you didn’t expect me to show up again, huh?
• Knock, knock.
  Who’s there?
  Hope.
  Hope who?
  Hope you weren’t getting too comfortable with happiness.
• Knock, knock.
  Who’s there?
  Future.
  Future who?
  Future plans have been cancelled… like everything else.
• Knock, knock.
  Who’s there?
  Truth.
  Truth who?
  Truth hurts. Want me to keep going?
• Knock, knock.
  Who’s there?
  Midlife.
  Midlife who?
  Midlife crisis—you called?
• Knock, knock.
  Who’s there?
  Time.
  Time who?
  Time to face the fact that your youth is gone.
• Knock, knock.
  Who’s there?
  Regret.
  Regret who?
  Regret nothing… except that haircut in 2020.
• Knock, knock.
  Who’s there?
  Sleep.
  Sleep who?
  Sleep is for the emotionally stable.
• Knock, knock.
  Who’s there?
  Reality.
  Reality who?
  Reality check—you failed it.
• Knock, knock.
  Who’s there?
  Oblivion.
  Oblivion who?
  Exactly.

Conclusion:

Knock-knock jokes have stood the test of time, proving that a simple setup and a clever punchline can spark laughter in just about anyone. Whether you’re a toddler giggling at animal sounds, a kid learning to tell jokes, or an adult enjoying a clever pun or even a touch of dark humor—there’s a knock-knock joke for everyone.

From the classics we all grew up with to fresh, flirty, or even edgy twists, remain a fun, friendly, and accessible form of humor. They turn simple words into laughter, spark curiosity, and bring smiles to faces of all ages.

FAQs

What are knock-knock jokes?

Knock-knock jokes are short, playful jokes that follow a call-and-response format. They usually start with “Knock, knock,” followed by “Who’s there?” and end with a pun or funny twist. They’re simple, fun, and great for all ages.

Are knock-knock jokes only for kids?

Not at all! While many knock-knock jokes are designed for kids, adults can enjoy clever, flirty, or even dark-humor versions. There’s a knock-knock joke suitable for every age group.

How do you make a good knock-knock joke?

A good knock-knock joke has a clear setup, a short and witty response, and a punchline that’s easy to understand. Puns, wordplay, and timing make the joke funny and memorable.

Can knock-knock jokes help improve social skills?

Yes! Sharing knock-knock jokes can make interactions more fun, help with confidence, and improve timing, listening, and conversational skills. They’re a playful way to connect with friends and family

Knock-knock jokes are short, playful jokes that follow a call-and-response format. They usually start with “Knock, knock,” followed by “Who’s there?” and end with a pun or funny twist. They’re simple, fun, and great for all ages.

Not at all! While many knock-knock jokes are designed for kids, adults can enjoy clever, flirty, or even dark-humor versions. There’s a knock-knock joke suitable for every age group.

A good knock-knock joke has a clear setup, a short and witty response, and a punchline that’s easy to understand. Puns, wordplay, and timing make the joke funny and memorable.

Yes! Sharing knock-knock jokes can make interactions more fun, help with confidence, and improve timing, listening, and conversational skills. They’re a playful way to connect with friends and family

Samantha Reed

Samantha Reed is a humor writer and entrepreneur who specializes in witty comebacks, funny roasts, and clever one-liners. She’s passionate about turning humor into an art form that makes people laugh and think at the same time.