Laughter is universal, and nothing brings a smile quite like a classic knock knock joke.
Whether you’re looking for fun Instagram captions, a cheeky pun for your travel diary, or just a way to lighten up a boring conversation, knock knock jokes are the ultimate icebreaker.
From clever wordplay to silly one-liners, these jokes can turn a dull day into a laugh-out-loud moment.
Knock knock jokes aren’t just for kids—they’re for everyone who loves puns, wordplay, and the simple joy of laughing at something delightfully ridiculous.
Plus, they travel well! Imagine telling a knock knock joke in London, New York, or Tokyo and seeing the universal grin it inspires.
Ready to laugh? We’ve compiled 135+ of the funniest knock knock jokes you’ll ever encounter. Buckle up for some pun-filled fun!
Did You Know?
The first knock knock joke is believed to have appeared in the 1930s in the U.S., but the joke format likely existed centuries earlier in oral storytelling traditions. Talk about a classic that never gets old!
Funny Knock Knock Jokes Puns Captions
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce in, it’s freezing out here!
- Knock knock. Who’s there? Cow says. Cow says who? No silly, cow says mooo!
- Knock knock. Who’s there? Boo. Boo who? Don’t cry, it’s just a joke!
- Knock knock. Who’s there? Harry. Harry who? Harry up and answer the door!
- Knock knock. Who’s there? Olive. Olive who? Olive you and I miss you!
- Knock knock. Who’s there? Tank. Tank who? You’re welcome!
- Knock knock. Who’s there? Nana. Nana who? Nana your business!
- Knock knock. Who’s there? Ice cream. Ice cream who? Ice cream every time I see a ghost!
- Knock knock. Who’s there? Annie. Annie who? Annie thing you can do, I can do too!
- Knock knock. Who’s there? Doughnut. Doughnut who? Doughnut forget to laugh!
- Knock knock. Who’s there? Butter. Butter who? Butter open the door before I leave!
- Knock knock. Who’s there? Harry. Harry who? Harry up, it’s joke time!
Funny Knock Knock Jokes Puns One Liners
- Knock knock. Who’s there? Ice. Ice who? Ice to meet you!
- Knock knock. Who’s there? Justin. Justin who? Justin time for a laugh!
- Knock knock. Who’s there? Atch. Atch who? Bless you!
- Knock knock. Who’s there? Howard. Howard who? Howard you like to hear another joke?
- Knock knock. Who’s there? Dewey. Dewey who? Dewey want to hear more jokes?
- Knock knock. Who’s there? Woo. Woo who? Don’t get too excited, it’s just a joke!
- Knock knock. Who’s there? Amos. Amos who? A mosquito bit me!
- Knock knock. Who’s there? Yule. Yule who? Yule love this joke!
- Knock knock. Who’s there? Icy. Icy who? Icy you knocking!
- Knock knock. Who’s there? Peas. Peas who? Peas open the door!
- Knock knock. Who’s there? Iceberg. Iceberg who? Iceberg a funny surprise!
- Knock knock. Who’s there? Cash. Cash who? No thanks, I prefer peanuts.
Short Funny Knock Knock Jokes
- Knock knock. Who’s there? Boo. Boo who? Don’t cry!
- Knock knock. Who’s there? Orange. Orange who? Orange you glad I didn’t say banana?
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce in!
- 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? Howard. Howard who? Howard you like to laugh more?
- Knock knock. Who’s there? Olive. Olive who? Olive you!
- Knock knock. Who’s there? Honey. Honey who? Honey you’re great!
- Knock knock. Who’s there? Ice. Ice who? Ice to see you!
- Knock knock. Who’s there? Justin. Justin who? Justin time for fun!
- Knock knock. Who’s there? Annie. Annie who? Annie thing goes!
- Knock knock. Who’s there? Peas. Peas who? Peas open the door!
Clever Knock Knock Jokes for Instagram
- Knock knock. Who’s there? Arthur. Arthur who? Arthur any more jokes?
- Knock knock. Who’s there? Yoda. Yoda who? Yo’ da best at laughing!
- Knock knock. Who’s there? Dewey. Dewey who? Dewey know any more puns?
- Knock knock. Who’s there? Ice cream. Ice cream who? Ice cream for Instagram likes!
- Knock knock. Who’s there? Olive. Olive who? Olive your selfies are cute!
- Knock knock. Who’s there? Banana. Banana who? Banana split if you don’t laugh!
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce share this on Insta!
- Knock knock. Who’s there? Annie. Annie who? Annie jokes are welcome here!
- Knock knock. Who’s there? Tank. Tank who? You’re welcome, Instagram fam!
- Knock knock. Who’s there? Peas. Peas who? Peas double-tap this!
- Knock knock. Who’s there? Boo. Boo who? Don’t cry, just post it!
- Knock knock. Who’s there? Harry. Harry who? Harry up with your captions!
Best Knock Knock-Themed Wordplay Jokes
- Knock knock. Who’s there? Al. Al who? Al give you a hint, it’s funny!
- Knock knock. Who’s there? Howard. Howard who? Howard you like a pun?
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce in on the fun!
- Knock knock. Who’s there? Ice. Ice who? Ice be laughing all day!
- Knock knock. Who’s there? Boo. Boo who? Boo-hoo, stop crying!
- Knock knock. Who’s there? Justin. Justin who? Justin time for more jokes!
- Knock knock. Who’s there? Tank. Tank who? Tank goodness it’s funny!
- Knock knock. Who’s there? Honey. Honey who? Honey, let’s laugh together!
- Knock knock. Who’s there? Dewey. Dewey who? Dewey love puns? Absolutely!
- Knock knock. Who’s there? Peas. Peas who? Peas open the door already!
- Knock knock. Who’s there? Iceberg. Iceberg who? Iceberg a hilarious moment!
- Knock knock. Who’s there? Harry. Harry who? Harry up, it’s laugh o’clock!
Witty Knock Knock Jokes for Social Media
- Knock knock. Who’s there? Woo. Woo who? Woo-hoo, let’s laugh!
- Knock knock. Who’s there? Arthur. Arthur who? Arthur any good jokes here?
- Knock knock. Who’s there? Ice. Ice who? Ice to see you posting!
- Knock knock. Who’s there? Olive. Olive who? Olive your posts rock!
- Knock knock. Who’s there? Boo. Boo who? Boo-hoo, don’t be sad!
- Knock knock. Who’s there? Banana. Banana who? Banana split your feed with laughter!
- Knock knock. Who’s there? Peas. Peas who? Peas tag a friend!
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce know your favorite joke!
- Knock knock. Who’s there? Honey. Honey who? Honey, this is hilarious!
- Knock knock. Who’s there? Tank. Tank who? Tank you for laughing!
- Knock knock. Who’s there? Justin. Justin who? Justin laughs all around!
- Knock knock. Who’s there? Atch. Atch who? Bless your notifications!
Clean and Family-Friendly Knock Knock Jokes
- Knock knock. Who’s there? Boo. Boo who? Don’t cry, it’s a joke!
- Knock knock. Who’s there? Cow says. Cow says who? Cow says mooo!
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce in, it’s chilly!
- Knock knock. Who’s there? Ice cream. Ice cream who? Ice scream for ice cream!
- Knock knock. Who’s there? Howard. Howard who? Howard you like some fun?
- Knock knock. Who’s there? Tank. Tank who? You’re welcome!
- Knock knock. Who’s there? Annie. Annie who? Annie thing for laughter!
- Knock knock. Who’s there? Nana. Nana who? Nana your business!
- Knock knock. Who’s there? Peas. Peas who? Peas share this joke!
- Knock knock. Who’s there? Olive. Olive who? Olive you!
- Knock knock. Who’s there? Honey. Honey who? Honey, that’s funny!
- Knock knock. Who’s there? Ice. Ice who? Ice to meet you!
Punny Knock Knock Quotes That’ll Crack You Up
- Knock knock. Who’s there? Arthur. Arthur who? Arthur joke made my day!
- Knock knock. Who’s there? Ice. Ice who? Ice laugh until I cry!
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce enjoy this moment!
- Knock knock. Who’s there? Boo. Boo who? Boo-hoo, but smiling now!
- Knock knock. Who’s there? Peas. Peas who? Peas be happy today!
- Knock knock. Who’s there? Banana. Banana who? Banana laugh more?
- Knock knock. Who’s there? Justin. Justin who? Justin love these jokes!
- Knock knock. Who’s there? Honey. Honey who? Honey, life is funny!
- Knock knock. Who’s there? Tank. Tank who? Tank you for smiling!
- Knock knock. Who’s there? Annie. Annie who? Annie way you laugh, it’s perfect!
- Knock knock. Who’s there? Olive. Olive who? Olive all the puns!
- Knock knock. Who’s there? Iceberg. Iceberg who? Iceberg a fun moment!
Knock Knock Jokes for Tourists and Travelers
- Knock knock. Who’s there? Europe. Europe who? Europe-ing for adventure!
- Knock knock. Who’s there? Paris. Paris who? Paris up your luggage!
- Knock knock. Who’s there? London. London who? London’t forget to smile!
- Knock knock. Who’s there? Rome. Rome who? Rome wasn’t built in a day!
- Knock knock. Who’s there? Venice. Venice who? Venice a fun joke!
- Knock knock. Who’s there? Asia. Asia who? Asia lot of laughs today!
- Knock knock. Who’s there? Tokyo. Tokyo who? Tokyo and laugh!
- Knock knock. Who’s there? Rio. Rio who? Rio laughing now?
- Knock knock. Who’s there? Bali. Bali who? Bali excited for this joke!
- Knock knock. Who’s there? Egypt. Egypt who? Egypt you smiling!
- Knock knock. Who’s there? Sydney. Sydney who? Sydney you happy yet?
- Knock knock. Who’s there? Nairobi. Nairobi who? Nairobi laughing yet?
Silly & Sassy Knock Knock Wordplay
- Knock knock. Who’s there? Woo. Woo who? Woo-hoo, laugh time!
- Knock knock. Who’s there? Justin. Justin who? Justin kidding around!
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce be silly!
- Knock knock. Who’s there? Tank. Tank who? Tank goodness I’m funny!
- Knock knock. Who’s there? Annie. Annie who? Annie time for sass!
- Knock knock. Who’s there? Boo. Boo who? Boo-hoo, but make it funny!
- Knock knock. Who’s there? Ice. Ice who? Ice the sassiness in you!
- Knock knock. Who’s there? Olive. Olive who? Olive your attitude!
- Knock knock. Who’s there? Honey. Honey who? Honey, stay sassy!
- Knock knock. Who’s there? Peas. Peas who? Peas be silly with me!
- Knock knock. Who’s there? Nana. Nana who? Nana one can resist this joke!
- Knock knock. Who’s there? Atch. Atch who? Atch you laughing yet?
Iconic Sayings with a Knock Knock Twist
- Knock knock. Who’s there? Arthur. Arthur who? Arthur gonna laugh or not?
- Knock knock. Who’s there? Boo. Boo who? Don’t cry, life is short!
- Knock knock. Who’s there? Ice. Ice who? Ice to meet the wise one!
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce live and laugh!
- Knock knock. Who’s there? Honey. Honey who? Honey, make the day sweeter!
- Knock knock. Who’s there? Tank. Tank who? Tank you for loving jokes!
- Knock knock. Who’s there? Peas. Peas who? Peas keep smiling!
- Knock knock. Who’s there? Banana. Banana who? Banana believe this is funny!
- Knock knock. Who’s there? Justin. Justin who? Justin have faith in laughter!
- Knock knock. Who’s there? Annie. Annie who? Annie dream you have, laugh!
- Knock knock. Who’s there? Olive. Olive who? Olive your dreams big!
- Knock knock. Who’s there? Atch. Atch who? Atchieve happiness daily!
Share-Worthy Knock Knock Puns for Every Mood
- Knock knock. Who’s there? Woo. Woo who? Woo-hoo, joy incoming!
- Knock knock. Who’s there? Ice. Ice who? Ice got your mood covered!
- Knock knock. Who’s there? Lettuce. Lettuce who? Lettuce spread smiles!
- Knock knock. Who’s there? Boo. Boo who? Boo-hoo? Not anymore!
- Knock knock. Who’s there? Honey. Honey who? Honey, brighten your day!
- Knock knock. Who’s there? Tank. Tank who? Tank you for laughing!
- Knock knock. Who’s there? Peas. Peas who? Peas share this with friends!
- Knock knock. Who’s there? Banana. Banana who? Banana laugh together!
- Knock knock. Who’s there? Annie. Annie who? Annie moment is perfect!
- Knock knock. Who’s there? Olive. Olive who? Olive every smile today!
- Knock knock. Who’s there? Justin. Justin who? Justin keep laughing!
- Knock knock. Who’s there? Atch. Atch who? Atchieve joy now!
FAQs
What is a knock knock joke?
A knock knock joke is a pun-based joke that starts with “Knock knock” and involves a question-answer play on words.
Are knock knock jokes only for kids?
No, they’re for all ages! Adults love them for clever wordplay and nostalgic humor.
Can knock knock jokes be used on social media?
Absolutely! They’re short, funny, and perfect for captions or posts.
What makes a knock knock joke funny?
The surprise twist or pun in the punchline makes it amusing.
How many knock knock jokes exist?
Hundreds! Creative minds keep inventing new variations every day.
Conclusion + CTA
Knock knock jokes prove that laughter really is universal. From clever wordplay to silly puns, they bring smiles, lighten moods, and make social media posts more fun.
Next time you want to brighten someone’s day, open the door to a knock knock joke and watch the laughter flow.
Now it’s your turn—share your favorite knock knock joke in the comments and let’s keep the giggles going!
