125 Hilarious Knock-Knock Pick-Up Lines to Make Them Smile

Making someone smile can often be the perfect way to break the ice. A little humor goes a long way in easing awkwardness and starting conversations. If you’re looking for a playful, lighthearted approach to connect with someone, there’s a fun twist to try—knock-knock pick-up lines.

These clever and quirky lines blend humor with charm, making them an easy way to brighten someone’s day while showing off your personality. Ready to explore some of the best ones? Let’s jump right in!

Knock-Knock Pick-Up Lines

Cute and Romantic Lines

There’s something irresistible about sweet, heartfelt gestures, especially when they’re wrapped in humor. Cute and romantic knock-knock pick-up lines strike the perfect balance between adorable and playful, making them a charming way to win someone’s heart.

1. Knock, knock.
Who’s there?
Butter.
Butter who?
Butter believe I’m falling for you.

2. Knock, knock.
Who’s there?
Honeydew.
Honeydew who?
Honeydew you know how amazing you are?

3. Knock, knock.
Who’s there?
Alpaca.
Alpaca who?
Alpaca my bags if you want to go anywhere together.

4. Knock, knock.
Who’s there?
Orange.
Orange who?
Orange you glad we met?

5. Knock, knock.
Who’s there?
Ice cream.
Ice cream who?
Ice cream every time I see you.

6. Knock, knock.
Who’s there?
Olive.
Olive who?
Olive you and I want you to know that.

7. Knock, knock.
Who’s there?
Bacon.
Bacon who?
Bacon me crazy thinking about you.

8. Knock, knock.
Who’s there?
Peas.
Peas who?
Peas be mine forever.

9. Knock, knock.
Who’s there?
Candy.
Candy who?
Candy you see how much I like you?

10. Knock, knock.
Who’s there?
Bear.
Bear who?
Bear with me—I think you’re absolutely amazing.

11. Knock, knock.
Who’s there?
Cherry.
Cherry who?
Cherry up and say you’ll be mine.

12. Knock, knock.
Who’s there?
Snow.
Snow who?
Snowbody makes me smile like you do.

13. Knock, knock.
Who’s there?
Muffin.
Muffin who?
Muffin compares to you.

14. Knock, knock.
Who’s there?
Dew.
Dew who?
Dew you know how beautiful you are?

15. Knock, knock.
Who’s there?
Cloud.
Cloud who?
Cloud I spend my days with you?

16. Knock, knock.
Who’s there?
Light.
Light who?
Light up my life, will you?

17. Knock, knock.
Who’s there?
Be.
Be who?
Be mine, because I can’t stop thinking about you.

18. Knock, knock.
Who’s there?
Romeo.
Romeo who?
Romeo your heart—I’m falling for you.

19. Knock, knock.
Who’s there?
Bliss.
Bliss who?
Bliss me every time you see me.

20. Knock, knock.
Who’s there?
Forever.
Forever who?
Forever yours, if you’ll have me.

21. Knock, knock.
Who’s there?
Cupcake.
Cupcake who?
Cupcake my day by saying yes to dinner.

22. Knock, knock.
Who’s there?
Pear.
Pear who?
Pear up with me, and let’s make magic.

23. Knock, knock.
Who’s there?
Daisy.
Daisy who?
Daisy me rolling, but I’m falling for you.

24. Knock, knock.
Who’s there?
Toast.
Toast who?
Toast to us and the amazing moments ahead.

25. Knock, knock.
Who’s there?
Angel.
Angel who?
Angel always be on my mind.

Cheesy and Funny Lines

Sometimes, a little cheesiness is exactly what the moment calls for. These knock-knock pick-up lines lean into their corny nature, delivering laughs and lighthearted fun. After all, who can resist a good pun with a dash of humor?

1. Knock, knock.
Who’s there?
Noah.
Noah who?
Noah good place for a date?

2. Knock, knock.
Who’s there?
Lettuce.
Lettuce who?
Lettuce go out for dinner sometime.

3. Knock, knock.
Who’s there?
Boo.
Boo who?
Don’t cry—it’s just me, trying to ask you out!

4. Knock, knock.
Who’s there?
Alpaca.
Alpaca who?
Alpaca the snacks if we hang out later.

5. Knock, knock.
Who’s there?
Tank.
Tank who?
You’re welcome—for making you smile!

6. Knock, knock.
Who’s there?
Europe.
Europe who?
Europe to no good if you don’t say yes to me.

7. Knock, knock.
Who’s there?
Doughnut.
Doughnut who?
Doughnut you want to grab coffee with me?

8. Knock, knock.
Who’s there?
Owls.
Owls who?
Yes, they do—whoo’s the cutest person in the room?

9. Knock, knock.
Who’s there?
Harry.
Harry who?
Harry up and say yes to dinner with me!

10. Knock, knock.
Who’s there?
Butter.
Butter who?
Butter say yes, because I’m running out of lines.

11. Knock, knock.
Who’s there?
Atch.
Atch who?
Bless you—now, let’s hang out!

12. Knock, knock.
Who’s there?
Broken pencil.
Broken pencil who?
Never mind, it’s pointless… just like me without you.

13. Knock, knock.
Who’s there?
Ice.
Ice who?
Ice your number, so I can call you later.

14. Knock, knock.
Who’s there?
Cow says.
Cow says who?
Cow says let’s grab a milkshake together.

15. Knock, knock.
Who’s there?
Olive.
Olive who?
Olive you more than words can say.

16. Knock, knock.
Who’s there?
Wood.
Wood who?
Wood you believe me if I said you’re amazing?

17. Knock, knock.
Who’s there?
Hawaii.
Hawaii who?
I’m fine, Hawaii you doing today?

18. Knock, knock.
Who’s there?
Honeydew.
Honeydew who?
Honeydew you want to grab lunch?

19. Knock, knock.
Who’s there?
Nacho.
Nacho who?
Nacho average person—I think you’re incredible!

20. Knock, knock.
Who’s there?
Ash.
Ash who?
Ash me out already, I’m waiting!

21. Knock, knock.
Who’s there?
Disco.
Disco who?
Disco out and grab a bite together.

22. Knock, knock.
Who’s there?
Wanda.
Wanda who?
Wanda know if you’d like to go out with me?

23. Knock, knock.
Who’s there?
Ice cream.
Ice cream who?
Ice cream if you don’t give me your number.

24. Knock, knock.
Who’s there?
Canoe.
Canoe who?
Canoe you believe how much fun we’d have together?

25. Knock, knock.
Who’s there?
Harry.
Harry who?
Harry up and let’s plan our next adventure!

Clever and Witty Lines

For those who love a little wordplay, clever and witty knock-knock pick-up lines are a creative way to show off your smarts while keeping things light. These lines are perfect for anyone who appreciates humor with a clever twist.

1. Knock, knock.
Who’s there?
Hatch.
Hatch who?
Bless you! Looks like I caught you sneezing—and now I’ve caught your attention.

2. Knock, knock.
Who’s there?
Spell.
Spell who?
W-H-O. Thought I’d spell it out for you!

3. Knock, knock.
Who’s there?
Kenya.
Kenya who?
Kenya feel the chemistry between us?

4. Knock, knock.
Who’s there?
Water.
Water who?
Water you doing later? Want to hang out?

5. Knock, knock.
Who’s there?
Quiche.
Quiche who?
Quiche me, I’m falling for you.

6. Knock, knock.
Who’s there?
Howard.
Howard who?
Howard you like to go out sometime?

7. Knock, knock.
Who’s there?
Dewey.
Dewey who?
Dewey have a chance at making this work?

8. Knock, knock.
Who’s there?
Annie.
Annie who?
Annie chance you’d say yes to a coffee date?

9. Knock, knock.
Who’s there?
Ben.
Ben who?
Ben thinking about you all day.

10. Knock, knock.
Who’s there?
May.
May who?
May I have the pleasure of your company?

11. Knock, knock.
Who’s there?
Canoe.
Canoe who?
Canoe believe how much fun we’d have together?

12. Knock, knock.
Who’s there?
Justin.
Justin who?
Justin time to make your day better!

13. Knock, knock.
Who’s there?
Barb.
Barb who?
Barb you impressed by my humor yet?

14. Knock, knock.
Who’s there?
Otto.
Otto who?
Otto know if you’re free this weekend.

15. Knock, knock.
Who’s there?
Cash.
Cash who?
No thanks, I prefer peanuts.

16. Knock, knock.
Who’s there?
Etch.
Etch who?
Etch you’ll be laughing at this line all day.

17. Knock, knock.
Who’s there?
Voodoo.
Voodoo who?
Voodoo you think you are, stealing my heart like that?

18. Knock, knock.
Who’s there?
Shelby.
Shelby who?
Shelby mine if I play my cards right.

19. Knock, knock.
Who’s there?
Dishes.
Dishes who?
Dishes the best day I’ve had, meeting you.

20. Knock, knock.
Who’s there?
Tank.
Tank who?
Tank you for being this amazing!

21. Knock, knock.
Who’s there?
Leaf.
Leaf who?
Leaf everything behind and let’s have some fun together.

22. Knock, knock.
Who’s there?
Europe.
Europe who?
Europe a great person to be around!

23. Knock, knock.
Who’s there?
Alice.
Alice who?
Alice give me one chance to make you laugh again!

24. Knock, knock.
Who’s there?
Doctor.
Doctor who?
That’s right! Just call me the love doctor.

25. Knock, knock.
Who’s there?
Ice.
Ice who?
Ice your number so we can talk later.

Pop Culture-Inspired Lines

Pop culture references are a fantastic way to connect with someone who shares your interests. These knock-knock pick-up lines add a fun, relatable touch by drawing inspiration from movies, music, and TV shows.

1. Knock, knock.
Who’s there?
Elsa.
Elsa who?
Elsa you later, unless you want to hang out now!

2. Knock, knock.
Who’s there?
Luke.
Luke who?
Luke no further, I’m the one you’re looking for.

3. Knock, knock.
Who’s there?
Taylor.
Taylor who?
Taylor made for you, just like this line!

4. Knock, knock.
Who’s there?
Wanda.
Wanda who?
Wanda be my partner in crime for the day?

5. Knock, knock.
Who’s there?
Homer.
Homer who?
Homer-ever thought you’d meet someone as awesome as me?

6. Knock, knock.
Who’s there?
Marvel.
Marvel who?
Marvel at how amazing we’d be together.

7. Knock, knock.
Who’s there?
Barbie.
Barbie who?
Barbie mine, because you’re truly fantastic!

8. Knock, knock.
Who’s there?
Joker.
Joker who?
Joker all you want, but I think we’d hit it off.

9. Knock, knock.
Who’s there?
Buzz.
Buzz who?
Buzz Lightyear—you’ve taken me to infinity and beyond!

10. Knock, knock.
Who’s there?
Shrek.
Shrek who?
Shrek your calendar—I’m free this weekend!

11. Knock, knock.
Who’s there?
Harry.
Harry who?
Harry up and let’s grab some butterbeer!

12. Knock, knock.
Who’s there?
Frodo.
Frodo who?
Frodo your heart—I’ll keep it safe.

13. Knock, knock.
Who’s there?
Adele.
Adele who?
Adele-icious person I’d love to get to know better.

14. Knock, knock.
Who’s there?
Yoda.
Yoda who?
Yoda one I’ve been searching for all this time!

15. Knock, knock.
Who’s there?
Simba.
Simba who?
Simba-ly put, I think you’re amazing.

16. Knock, knock.
Who’s there?
Eleven.
Eleven who?
Eleven out of ten—that’s how awesome you are.

17. Knock, knock.
Who’s there?
Minion.
Minion who?
Minion reasons why I’d love to get to know you better.

18. Knock, knock.
Who’s there?
Pikachu.
Pikachu who?
Pikachu and me—sounds like a great team, don’t you think?

19. Knock, knock.
Who’s there?
Iron.
Iron who?
Iron Man, but I’d be your partner anytime!

20. Knock, knock.
Who’s there?
Netflix.
Netflix who?
Netflix and maybe chill over coffee?

21. Knock, knock.
Who’s there?
Beyoncé.
Beyoncé who?
Beyoncé real—there’s no one else like you!

22. Knock, knock.
Who’s there?
Hulk.
Hulk who?
Hulk up my courage and ask you out.

23. Knock, knock.
Who’s there?
Stitch.
Stitch who?
Stitch together our plans for an amazing day?

24. Knock, knock.
Who’s there?
Mario.
Mario who?
Mario kart ride to your heart.

25. Knock, knock.
Who’s there?
Grogu.
Grogu who?
Grogu-ing crazy thinking about asking you out!

Playful and Quirky Lines

If you’re someone who enjoys standing out with a unique sense of humor, playful and quirky knock-knock pick-up lines are for you. They’re unconventional, spontaneous, and perfect for leaving a memorable impression.

1. Knock, knock.
Who’s there?
Cow says.
Cow says who?
Cow says moo—but I say, “You’re amazing!”

2. Knock, knock.
Who’s there?
Boo.
Boo who?
Don’t cry! I just wanted to ask if you’d hang out with me.

3. Knock, knock.
Who’s there?
Lettuce.
Lettuce who?
Lettuce plan an adventure together—what do you say?

4. Knock, knock.
Who’s there?
Banana.
Banana who?
Banana you glad I’m here to make your day better?

5. Knock, knock.
Who’s there?
Owl.
Owl who?
Owl always remember the moment I met you.

6. Knock, knock.
Who’s there?
Giraffe.
Giraffe who?
Giraffe me crazy, but I think you’re incredible.

7. Knock, knock.
Who’s there?
Turtle.
Turtle who?
Turtle-y in love with your smile.

8. Knock, knock.
Who’s there?
Snow.
Snow who?
Snow joke—you’re the best thing that’s happened today.

9. Knock, knock.
Who’s there?
Ice cream.
Ice cream who?
Ice cream with excitement every time I see you!

10. Knock, knock.
Who’s there?
Unicorn.
Unicorn who?
Unicorn-derful—just like you.

11. Knock, knock.
Who’s there?
Flamingo.
Flamingo who?
Flamingo anywhere you’d like to go—just say the word!

12. Knock, knock.
Who’s there?
Star.
Star who?
Star-struck by how awesome you are.

13. Knock, knock.
Who’s there?
Raccoon.
Raccoon who?
Raccoon you believe how cute this line is?

14. Knock, knock.
Who’s there?
Shark.
Shark who?
Shark up your courage and let’s make plans together.

15. Knock, knock.
Who’s there?
Jellybean.
Jellybean who?
Jellybean thinking of asking you out all day.

16.Knock, knock.
Who’s there?
Walrus.
Walrus who?
Walrus be honest—you’re stealing my heart.

17. Knock, knock.
Who’s there?
Llama.
Llama who?
Llama say, you’re absolutely wonderful.

18. Knock, knock.
Who’s there?
Polar bear.
Polar bear who?
Polar bear with me as I work up the courage to ask you out.

19. Knock, knock.
Who’s there?
Sloth.
Sloth who?
Sloth-ing around won’t do—I had to come talk to you!

20. Knock, knock.
Who’s there?
Puffin.
Puffin who?
Puffin out compliments because you’re that amazing.

21. Knock, knock.
Who’s there?
Dragon.
Dragon who?
Dragon my feet, but I’d love to hang out with you.

22. Knock, knock.
Who’s there?
Hippo.
Hippo who?
Hippo you’ll say yes to grabbing a coffee sometime.

23. Knock, knock.
Who’s there?
Meerkat.
Meerkat who?
Meerkat your number so we can stay in touch!

24. Knock, knock.
Who’s there?
Koala.
Koala who?
Koala me impressed—how are you this amazing?

25. Knock, knock.
Who’s there?
Penguin.
Penguin who?
Penguin you smile, it lights up the room.