100 Birthday Knock Knock Jokes

Birthdays are a time of celebration, joy, and laughter.

What better way to add a dash of humor to your special day than with a collection of birthday knock-knock jokes?

These light-hearted, pun-filled quips are sure to bring smiles and giggles to your party guests, whether you’re turning one or one hundred.

So, get ready to knock on the door of laughter as we explore some rib-tickling birthday knock-knock jokes that will make your celebration even more memorable.

1. Knock, knock. Who’s there? Alpaca. Alpaca who? Alpaca the presents; let’s start the birthday fun!
2. Knock, knock. Who’s there? Tank. Tank who? Thank you for inviting me to your birthday party!
3. Knock, knock. Who’s there? Ice cream. Ice cream who? Ice cream every time I see a birthday cake!
4. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday wishes come true!
5. Knock, knock. Who’s there? Cow says. Cow says who? Cow says it’s your birthday, mooo-ve over for cake!
6. Knock, knock. Who’s there? Howard. Howard who? Howard, you like to blow out the candles?
7. Knock, knock. Who’s there? Lettuce. Lettuce who? Lettuce celebrate your special day!
8. Knock, knock. Who’s there? Boo. Boo who? Don’t cry; it’s just another year older!
9. Knock, knock. Who’s there? Harry. Harry who? Harry up and make a wish!
10. Knock, knock. Who’s there? Honeydew. Honeydew who? Honeydew you know how much you mean to me on your birthday?
11. Knock, knock. Who’s there? Wanda. Wanda who? Wonderful birthday to you!
12. Knock, knock. Who’s there? Cake. Cake who? Cake and ice cream—what more could you want?
13. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday dreams come true!
14. Knock, knock. Who’s there? Atch. Atch who? Atch your birthday party going to be amazing!
15. Knock, knock. Who’s there? Hatch. Hatch who? Hatcha gonna do to celebrate your special day?
16. Knock, knock. Who’s there? Boo. Boo who? Boo who? Don’t cry; it’s just another birthday!
17. Knock, knock. Who’s there? Tuna. Tuna who? Tuna into the birthday spirit!
18. Knock, knock. Who’s there? Cow says. Cow says who? Cow says happy moo-today!
19. Knock, knock. Who’s there? Oscar. Oscar who? Oscar for another piece of cake!
20. Knock, knock. Who’s there? Llama. Llama who? Llama get you a birthday gift!
21. Knock, knock. Who’s there? Justin. Justin who? Just in time for the birthday cake!
22. Knock, knock. Who’s there? Boo. Boo who? Don’t be sad; it’s your birthday!
23. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday wishes come true!
24. Knock, knock. Who’s there? Cows go. Cows go who? No silly, cows go “moo”!
25. Knock, knock. Who’s there? Yacht. Yacht who? Yacht to have a fantastic birthday!
26. Knock, knock. Who’s there? Orange. Orange who? Orange you glad it’s your birthday?
27. Knock, knock. Who’s there? Justin. Justin who? Just in time for birthday cake and ice cream!
28. Knock, knock. Who’s there? Boo. Boo who? Don’t cry; it’s your special day!
29. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday dreams come true!
30. Knock, knock. Who’s there? Candice. Candice who? Candice-blow out the candles and make a wish!
31. Knock, knock. Who’s there? Lettuce. Lettuce who? Lettuce celebrate another year of your amazing life!
32. Knock, knock. Who’s there? Justin. Justin who? Just in time for some birthday surprises!
33. Knock, knock. Who’s there? Hatch. Hatch who? Hatch a plan to have a blast on your birthday!
34. Knock, knock. Who’s there? Howard. Howard who? Howard you like to celebrate your birthday?
35. Knock, knock. Who’s there? Wanda. Wanda who? Wonderful day for a birthday party!
36. Knock, knock. Who’s there? Olive. Olive who? Olive your friends are here to celebrate with you!
37. Knock, knock. Who’s there? Ice cream. Ice cream who? Ice cream every time I see your birthday cake!
38. Knock, knock. Who’s there? Alpaca. Alpaca who? Alpaca your presents and let’s get this party started!
39. Knock, knock. Who’s there? Tank. Tank who? Thank you for being an awesome friend on your birthday!
40. Knock, knock. Who’s there? Cow says. Cow says who? Cow says it’s time to celebrate with cake!
41. Knock, knock. Who’s there? Honeydew. Honeydew who? Honeydew you know it’s your special day?
42. Knock, knock. Who’s there? Cake. Cake who? Cake and ice cream—it’s a birthday dream!
43. Knock, knock. Who’s there? Tuna. Tuna who? Tuna into the joy; it’s your birthday!
44. Knock, knock. Who’s there? Oscar. Oscar who? Oscar for another slice of cake, please!
45. Knock, knock. Who’s there? Llama. Llama who? Llama get you a fantastic birthday gift!
46. Knock, knock. Who’s there? Justin. Justin who? Just in time to celebrate another year of awesomeness!
47. Knock, knock. Who’s there? Boo. Boo who? Boo who? Don’t be sad; it’s your birthday!
48. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday wishes come true!
49. Knock, knock. Who’s there? Cows go. Cows go who? No, silly! Cows go “moo”!
50. Knock, knock. Who’s there? Yacht. Yacht who? Yacht to have the best birthday ever!
51. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday dreams come true, one wish at a time!
52. Knock, knock. Who’s there? Lettuce. Lettuce who? Lettuce in and celebrate your special day!
53. Knock, knock. Who’s there? Boo. Boo who? Boo who? Don’t be sad; it’s your birthday!
54. Knock, knock. Who’s there? Oscar. Oscar who? Oscar for the biggest birthday cake!
55. Knock, knock. Who’s there? Alpaca. Alpaca who? Alpaca the candles; it’s time for a wish!
56. Knock, knock. Who’s there? Cow says. Cow says who? Cow says, “Happy Birthday, mooo-re fun ahead!”
57. Knock, knock. Who’s there? Justin. Justin who? Just in time to party and have some cake!
58. Knock, knock. Who’s there? Cake. Cake who? Cake your time and enjoy every bite of birthday cake!
59. Knock, knock. Who’s there? Tuna. Tuna who? Tuna the music; let’s dance at your birthday bash!
60. Knock, knock. Who’s there? Ice cream. Ice cream who? Ice cream every time I see your happy face on your birthday!
61. Knock, knock. Who’s there? Wanda. Wanda who? Wonderful day for celebrating your birthday!
62. Knock, knock. Who’s there? Olive. Olive who? Olive your friends are here to celebrate with you!
63. Knock, knock. Who’s there? Hatch. Hatch who? Hatch a plan for an amazing birthday party!
64. Knock, knock. Who’s there? Howard. Howard who? Howard you like to celebrate your birthday in style?
65. Knock, knock. Who’s there? Boo. Boo who? Don’t be sad; it’s your special day!
66. Knock, knock. Who’s there? Cows go. Cows go who? No, silly! Cows go “moo”!
67. Knock, knock. Who’s there? Yacht. Yacht who? Yacht to have a fantastic birthday!
68. Knock, knock. Who’s there? Honeydew. Honeydew who? Honeydew you know you’re the star today?
69. Knock, knock. Who’s there? Justin. Justin who? Just in time for more birthday surprises!
70. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday wishes come true!
71. Knock, knock. Who’s there? Cake. Cake who? Cake and ice cream—it’s a birthday dream!
72. Knock, knock. Who’s there? Tuna. Tuna who? Tuna into the joy; it’s your birthday!
73. Knock, knock. Who’s there? Oscar. Oscar who? Oscar for another slice of cake, please!
74. Knock, knock. Who’s there? Llama. Llama who? Llama get you a fantastic birthday gift!
75. Knock, knock. Who’s there? Justin. Justin who? Just in time to celebrate another year of awesomeness!
76. Knock, knock. Who’s there? Boo. Boo who? Boo who? Don’t be sad; it’s your birthday!
77. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday wishes come true!
78. Knock, knock. Who’s there? Cows go. Cows go who? No, silly! Cows go “moo”!
79. Knock, knock. Who’s there? Tuna. Tuna who? Tuna into the fun; it’s your big day!
80. Knock, knock. Who’s there? Oscar. Oscar who? Oscar, it’s up on your special day!
81. Knock, knock. Who’s there? Llama. Llama who? Llama wish you a llama-tastic birthday!
82. Knock, knock. Who’s there? Olive. Olive who? Olive your friends are here to party!
83. Knock, knock. Who’s there? Ice cream. Ice cream who? Ice cream every time I see your birthday cake!
84. Knock, knock. Who’s there? Alpaca. Alpaca who? Alpaca your presents; it’s birthday time!
85. Knock, knock. Who’s there? Cow says. Cow says who? Cow says, “Moo-ve over, it’s party time!”
86. Knock, knock. Who’s there? Cake. Cake who? Cake your time and enjoy the day!
87. Knock, knock. Who’s there? Tuna. Tuna who? Tuna in and enjoy the celebrations!
88. Knock, knock. Who’s there? Honeydew. Honeydew who? Honeydew you know you’re loved on your birthday?
89. Knock, knock. Who’s there? Justin. Justin who? Just in time for birthday fun and cake!
90. Knock, knock. Who’s there? Olive. Olive who? Olive your birthday wishes come true!
91. Knock, knock. Who’s there? Boo. Boo, who? Boo, who? It’s just another year older but wiser!
92. Knock, knock. Who’s there? Cow says. Cow says who? Cow says it’s time for cake and laughter!
93. Knock, knock. Who’s there? Yacht. Yacht who? Yacht to have an incredible birthday!
94. Knock, knock. Who’s there? Oscar. Oscar who? Oscar for the best birthday ever!
95. Knock, knock. Who’s there? Llama. Llama who? Llama make this birthday unforgettable!
96. Knock, knock. Who’s there? Justin. Justin who? Just in time for a birthday adventure!
97. Knock, knock. Who’s there? Olive. Olive who? Olive your friends are here to celebrate with you!
98. Knock, knock. Who’s there? Cake. Cake who? Cake and ice cream—it’s a birthday dream!
99. Knock, knock. Who’s there? Tuna. Tuna who? Tuna into the joy; it’s your birthday!
100. Knock, knock. Who’s there? Honeydew. Honeydew who? Honeydew you know how much you mean

Related:

Birthday knock-knock jokes are a delightful way to infuse some humor into your special day.

Whether you’re the one celebrating or you’re planning a surprise for a loved one, these light-hearted quips are bound to tickle everyone’s funny bone.

So, when it’s time to cut the cake, remember to share a laugh along with the delicious treats.

Happy birthday, and may your day be filled with laughter, joy, and unforgettable moments!