Grandpas have a special knack for making us laugh with their timeless humor and classic jokes. Among these, knock knock jokes stand out as a fun and interactive way to share a chuckle across generations. Whether you’re looking to entertain family gatherings or just want a quick smile, these 87 grandpa-themed knock knock jokes are sure to bring joy and laughter. Simple, silly, and sometimes delightfully corny, these jokes capture the spirit of grandpa humor perfectly.
87 Grandpa Knock Knock Jokes That Even Grandma Can’t Resist
1. Knock, knock. Who’s there? Grandpa. Grandpa who? Grandpa your door open, I forgot my keys!
2. Knock, knock. Who’s there? Dentures. Dentures who? Dentures you glad to see me, Grandpa’s here!
3. Knock, knock. Who’s there? Wheelchair. Wheelchair who? Wheelchair rock and roll all night, Grandpa style!
4. Knock, knock. Who’s there? Origami. Origami who? Origami business folded, just like Grandpa’s jokes!
5. Knock, knock. Who’s there? Jeans. Jeans who? Jeans run in the family — Grandpa, Dad, and me!
6. Knock, knock. Who’s there? Clock. Clock who? Grandpa’s a grandfather clock — always chiming in!
7. Knock, knock. Who’s there? Gravy. Gravy who? If Grandpa saw you now, he’d roll over in his gravy!
8. Knock, knock. Who’s there? Bucket. Bucket who? How far do you think I can kick the bucket, Grandpa?
9. Knock, knock. Who’s there? Old. Old who? Old grandpa jokes never get old!
10. Knock, knock. Who’s there? Pennies. Pennies who? Grandpa counts pennies because no one else has the time!
11. Knock, knock. Who’s there? Whale. Whale who? A grandpa whale — the hunchback of the ocean!
12. Knock, knock. Who’s there? Hearing. Hearing who? You have to shout — that’s how Grandpa hears you!
13. Knock, knock. Who’s there? Newborn. Newborn who? Grandpa feels like a newborn — no teeth, no hair, and oops!
14. Knock, knock. Who’s there? Fart. Fart who? Grandpa just let one out — silent but deadly!
15. Knock, knock. Who’s there? Batteries. Batteries who? Time to change Grandpa’s hearing aid batteries!
16. Knock, knock. Who’s there? Couch. Couch who? Grandpa’s bedtime is three hours after falling asleep on the couch!
17. Knock, knock. Who’s there? Clown. Clown who? Where are the kids? Grandpa says, “That’s us!”
18. Knock, knock. Who’s there? Classics. Classics who? Grandpa switched majors to Classics from Literature!
19. Knock, knock. Who’s there? Database. Database who? Grandpa keeps his jokes in a grand-dad-a-base!
20. Knock, knock. Who’s there? Codfather. Codfather who? You need Grandpa’s permission to sell fish — he’s the codfather!
21. Knock, knock. Who’s there? Hip. Hip who? That young guy? He’s Grandpa’s hip replacement!
22. Knock, knock. Who’s there? Print. Print who? Ctrl+P — that’s how Grandpa prints on the computer!
23. Knock, knock. Who’s there? Fire. Fire who? Grandpa got sent off for fighting fire with fire!
24. Knock, knock. Who’s there? Speakers. Speakers who? Grandpa says, “Don’t wait to spend money on good speakers!”
25. Knock, knock. Who’s there? Buns. Buns who? Grandpa had all the buns glazing when he was a baker in the army!
26. Knock, knock. Who’s there? Retire. Retire who? Grandpa brags about his age instead of hiding it — ready to retire!
27. Knock, knock. Who’s there? Memory. Memory who? Grandpa meets new people every day — Alzheimer’s style!
28. Knock, knock. Who’s there? Hour. Hour who? One hour with the kids makes Grandpa feel drastically old!
29. Knock, knock. Who’s there? Yoga. Yoga who? Grandpa tried yoga — it was quite a stretch for him!
30. Knock, knock. Who’s there? Volume. Volume who? Grandpa only speaks in pints, gallons, and liters at restaurants!
31. Knock, knock. Who’s there? Nobel. Nobel who? Nobel… that’s why I knocked!
32. Knock, knock. Who’s there? Figs. Figs who? Figs the doorbell, it’s not working!
33. Knock, knock. Who’s there? Annie. Annie who? Annie thing you can do, I can do too!
34. Knock, knock. Who’s there? Cow says. Cow says who? No, a cow says mooooo!
35. Knock, knock. Who’s there? Hal. Hal who? Hal will you know if you don’t open the door?
36. Knock, knock. Who’s there? Alice. Alice who? Alice fair in love and war.
37. Knock, knock. Who’s there? Says. Says who? Says me!
38. Knock, knock. Who’s there? Honey bee. Honey bee who?
39. Knock, knock. Who’s there? A little old lady. A little old lady who? Hey, you can yodel!
40. Knock, knock. Who’s there? Robin. Robin who? Robin you. Give me your money!
41. Knock, knock. Who’s there? Icy. Icy who? Icy you looking at me!
42. Knock, knock. Who’s there? Voodoo. Voodoo who? Voodoo you think you are?
43. Knock, knock. Who’s there? Cash. Cash who? Nah, I’m more into almonds.
44. Knock, knock. Who’s there? Mustache. Mustache who? I mustache you a question.
45. Knock, knock. Who’s there? Mary. Mary who? Mary Christmas!
46. Knock, knock. Who’s there? Alex. Alex who? Alex-plain later!
47. Knock, knock. Who’s there? Tabby. Tabby who? Tabby or not tabby, that is the question!
48. Knock, knock. Who’s there? Finn. Finn who? Finn-ish your joke before I laugh!
49. Knock, knock. Who’s there? Kent. Kent who? Kent you tell by my voice?
50. Knock, knock. Who’s there? Quiche. Quiche who? Can I quiche you goodnight?
51. Knock, knock. Who’s there? Ash. Ash who? Ash me another question!
52. Knock, knock. Who’s there? Police. Police who? Police stop telling these jokes!
53. Knock, knock. Who’s there? Broken pencil. Broken pencil who? Never mind, it’s pointless!
54. Knock, knock. Who’s there? Burglar. Burglar who? Burglars don’t knock!
55. Knock, knock. Who’s there? Canoe. Canoe who? Canoe come out and play today?
56. Knock, knock. Who’s there? Cargo. Cargo who? Cargo beep, beep, vroom, vroom!
57. Knock, knock. Who’s there? CD. CD who? CD person on your doorstep?
58. Knock, knock. Who’s there? Comb. Comb who? Comb on down, and I’ll tell you!
59. Knock, knock. Who’s there? Dishes. Dishes who? Dishes a nice place you got here.
60. Knock, knock. Who’s there? Doctor. Doctor who? You’ve seen that TV show?
61. Knock, knock. Who’s there? Dozen. Dozen who? Dozen anyone want to hear another joke?
62. Knock, knock. Who’s there? Lettuce. Lettuce who? Lettuce in, it’s cold out here!
63. Knock, knock. Who’s there? Boo. Boo who? Don’t cry, it’s just a joke!
64. Knock, knock. Who’s there? Olive. Olive who? Olive you and I miss you!
65. Knock, knock. Who’s there? Harry. Harry who? Harry up and answer the door!
66. Knock, knock. Who’s there? Ya. Ya who? No thanks, I prefer Google.
67. Knock, knock. Who’s there? Atch. Atch who? Bless you!
68. Knock, knock. Who’s there? Tank. Tank who? You’re welcome!
69. Knock, knock. Who’s there? Butter. Butter who? Butter let me in before I melt!
70. Knock, knock. Who’s there? Neon. Neon who? Neon lights are so cool!
71. Knock, knock. Who’s there? Velcro. Velcro who? Velcro your shoes and let’s run!
72. Knock, knock. Who’s there? Waddle. Waddle who? Waddle I do without you?
73. Knock, knock. Who’s there? Cricket. Cricket who? Cricket a smile for me?
74. Knock, knock. Who’s there? Chilly. Chilly who? Chilly outside, isn’t it?
75. Knock, knock. Who’s there? Zebra. Zebra who? Zebra you glad I’m not a lion?
76. Knock, knock. Who’s there? Twinkle. Twinkle who? Twinkle little star, open up!
77. Knock, knock. Who’s there? Igloo. Igloo who? Igloo my fingers together when I’m cold!
78. Knock, knock. Who’s there? Sketch. Sketch who? Sketch a good idea!
79. Knock, knock. Who’s there? Lemon. Lemon who? Lemon in, or I’ll sour the mood!
80. Knock, knock. Who’s there? Yankee. Yankee who? Yankee doodle went to town!
81. Knock, knock. Who’s there? Fire. Fire who? Fire up the grill — it’s the 4th of July!
82. Knock, knock. Who’s there? Zoom. Zoom who? Zoom did you think it was?
83. Knock, knock. Who’s there? Bless. Bless who? But I didn’t sneeze!
84. Knock, knock. Who’s there? Weirdo. Weirdo who? Weirdo you think you’re going?
85. Knock, knock. Who’s there? Ears. Ears who? ’Ears another knock-knock joke for ya!
86. Knock, knock. Who’s there? Cook. Cook who? Yeah, you do sound cuckoo!
87. Knock, knock. Who’s there? Yippee. Yippee who? Yippee!
Conclusion
Grandpa knock knock jokes are a delightful way to connect generations with laughter and light-hearted fun. This extensive list of 87 jokes offers something for everyone, whether you enjoy puns, silly wordplay, or classic grandpa humor. Keep these jokes handy to brighten any day, share a smile, and celebrate the joy grandpas bring to our lives.
