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20 Funny Knock Knock Jokes Guaranteed to Make You Groan (and Smirk)

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Knock knock jokes

I once vowed never to laugh at a corny pun—until someone unleashed a knock knock joke so shamelessly dumb, I lost my composure. If you, too, are weirdly attracted to cringe-worthy humor, these knock knock jokes will be your guilty pleasure. After all, why rely on clever wit when you can settle for minimal effort that still pries out a pained smirk?

This cluster of 20 comedic images presents knock knock jokes in all their simplistic, borderline exasperating glory. Each meme centers on a punchline so predictable, you’ll question your life choices for chuckling. Some revolve around comedic door raps, playing on everyday words that become comedic sabotage once you open that metaphorical door. Others highlight pun-based lines, where the entire joke hinges on mispronouncing or twisting language in a way that’s part genius, part eye roll. As you wade through these “funniest knock knock jokes,” you might spot references to comedic punchline fails—like the friend who still flubs the setup or the cousin who pretends they’ve invented a new version. Yet ironically, that’s part of the charm: the bar for these jokes is so low, it’s practically lying on the floor. And sure, nobody asked for it, but you can’t help but admire the brazen confidence behind each pun. This comedic synergy of minimalism and audacity ensures the jokes survive generation after generation, no matter how many times we collectively roll our eyes. So if you find yourself inadvertently repeating one next time you want to lighten a tense moment, don’t feel too ashamed—just blame your inner corny side that quietly thrives on a pun-laced door knock.

Knock Knock Who's there? Shmellmop Shmellmop who? NO! I will not! haha
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When going to see a production of Hamlet, just before the show starts lean to the person next to you and say "Knock Knock" The first line of the show is "Who's there"
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Works better when said out loud. Knock knock. Who's there? Yoda lady. Yoda lady who?
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"Knock knock" "Come in" God damn it.
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Knock Knock Who's there? KGB KGB Wh- VE VILL ASK THE QUESTIONS
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Knock Knock Who's there? Doorbell repair man.
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Knock knock who's there? Oink oink oink oink who? Are you a pig or an owl?
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Knock-Knock. Who's there? To. To who? To whom
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After reading this list, you likely felt that predictable groan rising with each punchline. It was a quick expedition into comedic minimalism, leaving you both annoyed at how corny they are and slightly amused that you couldn’t resist the urge to grin (however reluctantly).

If these pun-ridden knocks left you wanting more comedic self-torture, you might explore meme collections about dad joke extravaganzas, minimal-effort riddles, painfully pun-based humor, or comedic family gatherings where these lines run rampant. Because sometimes, a simple pun is all it takes to lighten the atmosphere—albeit while testing everyone’s patience.

Who needs to see this?

Send it to the friend who’ll laugh the hardest, or post it for everyone.

Posted by Roy R. About the author

Roy has been one of the internet's meme tastemakers for more than a decade. He and Phil started Thunder Dungeon in 2012 by posting the stuff they found funny, and it grew into viral photo and video creations, one of the largest meme community apps and one of the best sites for daily meme content. If you've spent any time online, you've probably laughed at one of his memes.

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