199+ Knock Knock Jokes to Start a Conversation

Starting a conversation can sometimes feel awkward, but humor is a universal icebreaker. Knock-knock jokes are simple, engaging, and can lighten the mood in any setting.

Whether you’re chatting with kids, friends, coworkers, or someone special, these jokes are the perfect way to make them smile.

Below, we’ve categorized knock knock jokes to start a conversation into fun and relatable themes to suit every occasion.

199+ Knock Knock Jokes to Start a Conversation

1. Funny Knock-Knock Jokes for Kids (40 Jokes)

Kids love simple and silly jokes! These will bring instant smiles:

1. Knock, knock! Who’s there? Lettuce. Lettuce who? Lettuce in, it’s freezing out here!
2. Knock, knock! Who’s there? Boo. Boo who? Don’t cry—it’s just a joke!
3. Knock, knock! Who’s there? Cow says. Cow says who? No, silly—cow says moo!
4. Knock, knock! Who’s there? Orange. Orange who? Orange you glad I didn’t say banana?
5. Knock, knock! Who’s there? Atch. Atch who? Bless you!
6. Knock, knock! Who’s there? Olive. Olive who? Olive you and miss you!
7. Knock, knock! Who’s there? Water. Water who? Water you doing today?
8. Knock, knock! Who’s there? Tank. Tank who? You’re welcome!
9. Knock, knock! Who’s there? Europe. Europe who? No, YOU’RE a poo!
10. Knock, knock! Who’s there? Ice cream. Ice cream who? Ice cream if you don’t let me in!
11. Knock, knock! Who’s there? Broken pencil. Broken pencil who? Never mind—it’s pointless.
12. Knock, knock! Who’s there? Donut. Donut who? Donut forget to smile!
13. Knock, knock! Who’s there? Alpaca. Alpaca who? Alpaca lunch for our picnic!
14. Knock, knock! Who’s there? Honeydew. Honeydew who? Honeydew you want to hear another joke?
15. Knock, knock! Who’s there? Dishes. Dishes who? Dishes the best joke you’ve heard!
16. Knock, knock! Who’s there? Spell. Spell who? Okay—W-H-O!
17. Knock, knock! Who’s there? Cereal. Cereal who? Cereal-ously, open the door!
18. Knock, knock! Who’s there? Harry. Harry who? Harry up, I’m cold!
19. Knock, knock! Who’s there? Kiwi. Kiwi who? Kiwi get some snacks?
20. Knock, knock! Who’s there? Peas. Peas who? Peas open the door!
21. Knock, knock! Who’s there? Cheese. Cheese who? Cheese the best friend ever!
22. Knock, knock! Who’s there? Banana. Banana who? Banana split, so I’m leaving!
23. Knock, knock! Who’s there? Snow. Snow who? Snow body knows how funny you are!
24. Knock, knock! Who’s there? Nacho. Nacho who? Nacho business!
25. Knock, knock! Who’s there? Scold. Scold who? Scold outside, let me in!
26. Knock, knock! Who’s there? Butter. Butter who? Butter be ready for more laughs!
27. Knock, knock! Who’s there? Owl. Owl who? Owl be seeing you later!
28. Knock, knock! Who’s there? Frog. Frog who? Frog-got my key—let me in!
29. Knock, knock! Who’s there? Who. Who who? Is there an owl in here?
30. Knock, knock! Who’s there? Lettuce. Lettuce who? Lettuce play a game!
31. Knock, knock! Who’s there? Mustache. Mustache who? I mustache you a question!
32. Knock, knock! Who’s there? Doctor. Doctor who? Hey, you just said my name!
33. Knock, knock! Who’s there? Tank. Tank who? Tank you for laughing!
34. Knock, knock! Who’s there? Leaf. Leaf who? Leaf me alone—I’m joking!
35. Knock, knock! Who’s there? Ice cream. Ice cream who? Ice cream for more jokes!
36. Knock, knock! Who’s there? Olive. Olive who? Olive you more than anyone!
37. Knock, knock! Who’s there? Boo. Boo who? Aww, don’t cry—it’s just a joke!
38. Knock, knock! Who’s there? Egg. Egg who? Egg-cited to tell you more jokes!
39. Knock, knock! Who’s there? Yoda. Yoda who? Yoda one for me!
40. Knock, knock! Who’s there? Duck. Duck who? Duck out of the way—it’s joke time!

2. Romantic Knock-Knock Jokes for Your Crush (40 Jokes)

Flirt with humor and charm your special someone with these romantic jokes:

41. Knock, knock! Who’s there? Teddy. Teddy who? Teddy bear loves you!
42. Knock, knock! Who’s there? Venus. Venus who? Venus will you go out with me?
43. Knock, knock! Who’s there? Bee. Bee who? Bee mine forever!
44. Knock, knock! Who’s there? Charm. Charm who? Charm glad I met you!
45. Knock, knock! Who’s there? Hug. Hug who? Hug me, I’m yours!
46. Knock, knock! Who’s there? Miss. Miss who? Miss me yet?
47. Knock, knock! Who’s there? Dewey. Dewey who? Dewey have a chance together?
48. Knock, knock! Who’s there? Marry. Marry who? Marry me, maybe?
49. Knock, knock! Who’s there? Pearl. Pearl who? Pearl-ever my heart!
50. Knock, knock! Who’s there? Will. Will who? Will you be mine?
51. Knock, knock! Who’s there? Rose. Rose who? Rose to the occasion and love me!
52. Knock, knock! Who’s there? Honey. Honey who? Honey, I’m yours forever!
53. Knock, knock! Who’s there? Luke. Luke who? Luke no further—I’m here for you!
54. Knock, knock! Who’s there? Justin. Justin who? Justin time to fall for me!
55. Knock, knock! Who’s there? Al. Al who? Al love you forever!
56. Knock, knock! Who’s there? Ken. Ken who? Ken you feel the love tonight?
57. Knock, knock! Who’s there? Heart. Heart who? Heart you going to say yes to me?
58. Knock, knock! Who’s there? Eyes. Eyes who? Eyes only have eyes for you!
59. Knock, knock! Who’s there? Snow. Snow who? Snow one loves you like I do!
60. Knock, knock! Who’s there? Sweet. Sweet who? Sweet you’ll be mine forever?
61. Knock, knock! Who’s there? Whale. Whale who? Whale you be mine?
62. Knock, knock! Who’s there? Valentine. Valentine who? Valentine to tell you I love you!
63. Knock, knock! Who’s there? Olive. Olive who? Olive you more than words can say!
64. Knock, knock! Who’s there? Butter. Butter who? Butter together forever!
65. Knock, knock! Who’s there? Angel. Angel who? Angel you’re my dream come true!
66. Knock, knock! Who’s there? Harry. Harry who? Harry up and say you love me!
67. Knock, knock! Who’s there? You. You who? You’re the one I’ve been waiting for!
68. Knock, knock! Who’s there? Bear. Bear who? Bear with me while I love you!
69. Knock, knock! Who’s there? Love. Love who? Love you to the moon and back!
70. Knock, knock! Who’s there? Yours. Yours who? Yours truly forever!
71. Knock, knock! Who’s there? Kiss. Kiss who? Kiss me, please!
72. Knock, knock! Who’s there? Match. Match who? Match made in heaven!
73. Knock, knock! Who’s there? Romeo. Romeo who? Romeo and Juliet are nothing compared to us!
74. Knock, knock! Who’s there? Soul. Soul who? Soul mate alert—it’s you!
75. Knock, knock! Who’s there? Lovebug. Lovebug who? Lovebug bit me when I met you!
76. Knock, knock! Who’s there? Flower. Flower who? Flower you the best thing in my life!
77. Knock, knock! Who’s there? Forever. Forever who? Forever yours!
78. Knock, knock! Who’s there? Huggy. Huggy who? Huggy you forever!
79. Knock, knock! Who’s there? Smile. Smile who? Smile because I love you!
80. Knock, knock! Who’s there? Miss. Miss who? Miss me? I miss you!

3. Work-Themed Knock-Knock Jokes (20 Jokes)

Brighten up your workplace with these light-hearted jokes:

81. Knock, knock! Who’s there? Job. Job who? Job well done—you’re amazing!
82. Knock, knock! Who’s there? Boss. Boss who? Boss around, it’s break time!
83. Knock, knock! Who’s there? Report. Report who? Report for duty with a smile!
84. Knock, knock! Who’s there? Office. Office who? Office hours just got fun!
85. Knock, knock! Who’s there? Task. Task who? Task me anything—I’m ready!
86. Knock, knock! Who’s there? Coffee. Coffee who? Coffee break sounds good, right?
87. Knock, knock! Who’s there? Desk. Desk who? Desk is the place to chill now!
88. Knock, knock! Who’s there? Memo. Memo who? Memo-ry fails without coffee!
89. Knock, knock! Who’s there? Printer. Printer who? Printer out of jokes? Never!
90. Knock, knock! Who’s there? Chair. Chair who? Chair up—it’s Friday!
91. Knock, knock! Who’s there? Files. Files who? Files of laughs at work today!
92. Knock, knock! Who’s there? Break. Break who? Break time—let’s go!
93. Knock, knock! Who’s there? Phone. Phone who? Phone it in today—it’s casual Friday!
94. Knock, knock! Who’s there? Keyboard. Keyboard who? Keyboard warriors unite!
95. Knock, knock! Who’s there? Meeting. Meeting who? Meeting over, let’s party!
96. Knock, knock! Who’s there? Email. Email who? Email you later—joke time now!
97. Knock, knock! Who’s there? Schedule. Schedule who? Schedule some laughs in!
98. Knock, knock! Who’s there? Vacation. Vacation who? Vacation mode activated!
99. Knock, knock! Who’s there? Document. Document who? Document your laughter here!
100. Knock, knock! Who’s there? Manager. Manager who? Manager expectations—it’s fun time!

4. Food-Themed Knock-Knock Jokes (50 Jokes)

For foodies and snack lovers, these are a treat:

101. Knock, knock! Who’s there? Pizza. Pizza who? Pizza my heart belongs to you!
102. Knock, knock! Who’s there? Taco. Taco who? Taco ’bout delicious jokes!
103. Knock, knock! Who’s there? Donut. Donut who? Donut worry, be happy!
104. Knock, knock! Who’s there? Fries. Fries who? Fries before guys!
105. Knock, knock! Who’s there? Mango. Mango who? Mango crazy without you!
106. Knock, knock! Who’s there? Bread. Bread who? Bread-y for more jokes?
107. Knock, knock! Who’s there? Butter. Butter who? Butter believe I love food!
108. Knock, knock! Who’s there? Jam. Jam who? Jam-packed with fun today!
109. Knock, knock! Who’s there? Milk. Milk who? Milk the jokes for all they’re worth!
110. Knock, knock! Who’s there? Noodles. Noodles who? Noodles of laughter coming up!
111. Knock, knock! Who’s there? Cheese. Cheese who? Cheese the one I’ve been looking for!
112. Knock, knock! Who’s there? Olive. Olive who? Olive you and snacks!
113. Knock, knock! Who’s there? Chocolate. Chocolate who? Chocolate me into your plans!
114. Knock, knock! Who’s there? Waffle. Waffle who? Waffle you be my snack buddy?
115. Knock, knock! Who’s there? Tea. Tea who? Tea-rific snacks, anyone?
116. Knock, knock! Who’s there? Apple. Apple who? Apple-y ever after with you!
117. Knock, knock! Who’s there? Carrot. Carrot who? Carrot wait for snack time!
118. Knock, knock! Who’s there? Cake. Cake who? Cake it easy—dessert is here!
119. Knock, knock! Who’s there? Cookie. Cookie who? Cookie up something fun!
120. Knock, knock! Who’s there? Sugar. Sugar who? Sugar I’m sweet on you!
121. Knock, knock! Who’s there? Bacon. Bacon who? Bacon me crazy with these jokes!
122. Knock, knock! Who’s there? Coffee. Coffee who? Coffee and snacks? A perfect combo!
123. Knock, knock! Who’s there? Ice cream. Ice cream who? Ice cream for snacks, too!
124. Knock, knock! Who’s there? Lettuce. Lettuce who? Lettuce eat already!
125. Knock, knock! Who’s there? Popcorn. Popcorn who? Popcorn and chill?
126. Knock, knock! Who’s there? Berry. Berry who? Berry glad it’s snack time!
127. Knock, knock! Who’s there? Sushi. Sushi who? Sushi great to see you!
128. Knock, knock! Who’s there? Lemon. Lemon who? Lemon know when it’s snack time!
129. Knock, knock! Who’s there? Pasta. Pasta who? Pasta the snacks, please!
130. Knock, knock! Who’s there? Banana. Banana who? Banana split and grab a treat!
131. Knock, knock! Who’s there? Pie. Pie who? Pie’ve been waiting for snacks!
132. Knock, knock! Who’s there? Cereal. Cereal who? Cereal-sly, where’s the food?
133. Knock, knock! Who’s there? Pepper. Pepper who? Pepper up the snack game!
134. Knock, knock! Who’s there? Grape. Grape who? Grape minds think alike about snacks!
135. Knock, knock! Who’s there? Chilli. Chilli who? Chilli out, snack time is here!
136. Knock, knock! Who’s there? Butter. Butter who? Butter late than never for snacks!
137. Knock, knock! Who’s there? Pickle. Pickle who? Pickle the best snacks!
138. Knock, knock! Who’s there? Water. Water who? Water great snack idea you have!
139. Knock, knock! Who’s there? Mustard. Mustard who? Mustard up the courage to eat more!
140. Knock, knock! Who’s there? Bean. Bean who? Bean waiting for snacks all day!
141. Knock, knock! Who’s there? Sauce. Sauce who? Sauce-some snacks are here!
142. Knock, knock! Who’s there? Yogurt. Yogurt who? Yogurt to try this amazing snack!
143. Knock, knock! Who’s there? Meat. Meat who? Meat you at the snack table!
144. Knock, knock! Who’s there? Spice. Spice who? Spice things up with snacks!
145. Knock, knock! Who’s there? Soup. Soup who? Soup-er excited for food jokes!
146. Knock, knock! Who’s there? Dumpling. Dumpling who? Dumpling these jokes on you!
147. Knock, knock! Who’s there? Pancake. Pancake who? Pancake you happy with snacks!
148. Knock, knock! Who’s there? Pepperoni. Pepperoni who? Pepperoni pizza solves everything!
149. Knock, knock! Who’s there? Mac. Mac who? Mac sure to save me some snacks!
150. Knock, knock! Who’s there? Jelly. Jelly who? Jelly-ous of all these great snacks?

5. Animal-Themed Knock-Knock Jokes (30 Jokes)

For all the animal lovers out there:

151. Knock, knock! Who’s there? Cow. Cow who? Cow you do today?
152. Knock, knock! Who’s there? Duck. Duck who? Duck and cover, here comes the fun!
153. Knock, knock! Who’s there? Bear. Bear who? Bear with me while I tell you a joke!
154. Knock, knock! Who’s there? Lion. Lion who? Lion down, I’m telling jokes!
155. Knock, knock! Who’s there? Owl. Owl who? Owl always be here for you!
156. Knock, knock! Who’s there? Monkey. Monkey who? Monkey around with me more!
157. Knock, knock! Who’s there? Cat. Cat who? Cat-ch me if you can!
158. Knock, knock! Who’s there? Dog. Dog who? Doggone it, I’m funny!
159. Knock, knock! Who’s there? Chicken. Chicken who? Chicken you glad to hear a joke?
160. Knock, knock! Who’s there? Rabbit. Rabbit who? Rabbit around the house, let’s joke!
161. Knock, knock! Who’s there? Zebra. Zebra who? Zebra great day for a joke!
162. Knock, knock! Who’s there? Penguin. Penguin who? Penguin you tell me another joke?
163. Knock, knock! Who’s there? Fish. Fish who? Fish you had more jokes like this!
164. Knock, knock! Who’s there? Gorilla. Gorilla who? Gorilla good laugh together!
165. Knock, knock! Who’s there? Kangaroo. Kangaroo who? Kangaroo-kay, I’m ready for jokes!
166. Knock, knock! Who’s there? Giraffe. Giraffe who? Giraffe-t me crazy with this humor!
167. Knock, knock! Who’s there? Parrot. Parrot who? Parrot-ly, I’ve got another one!
168. Knock, knock! Who’s there? Snake. Snake who? Snake it till you make it—more jokes!
169. Knock, knock! Who’s there? Horse. Horse who? Horse-tly, I love these jokes!
170. Knock, knock! Who’s there? Whale. Whale who? Whale, well, well!
171. Knock, knock! Who’s there? Elephant. Elephant who? Elephant-tastic day for a joke!
172. Knock, knock! Who’s there? Doggone. Doggone who? Doggone it, you’re in for a treat!
173. Knock, knock! Who’s there? Bee. Bee who? Bee-lieve it or not, it’s joke time!
174. Knock, knock! Who’s there? Sheep. Sheep who? Sheep me laughing all day!
175. Knock, knock! Who’s there? Donkey. Donkey who? Donkey-t believe how funny this is!
176. Knock, knock! Who’s there? Rooster. Rooster who? Rooster-ing up the laughter!
177. Knock, knock! Who’s there? Horse. Horse who? Horse-some jokes coming your way!
178. Knock, knock! Who’s there? Tortoise. Tortoise who? Tortoise a good one for you!
179. Knock, knock! Who’s there? Catfish. Catfish who? Catfish your attention with these jokes!
180. Knock, knock! Who’s there? Raccoon. Raccoon who? Raccoon you tell me another?

6. Holiday-Themed Knock-Knock Jokes (20 Jokes)

Perfect for any holiday occasion:

181. Knock, knock! Who’s there? Santa. Santa who? Santa you glad it’s Christmas?
182. Knock, knock! Who’s there? Elf. Elf who? Elf you open the door, I’ll tell you a joke!
183. Knock, knock! Who’s there? Reindeer. Reindeer who? Reindeer-ly good jokes here!
184. Knock, knock! Who’s there? Turkey. Turkey who? Turkey time—let’s feast and joke!
185. Knock, knock! Who’s there? Snowman. Snowman who? Snowman is ready for the holidays!
186. Knock, knock! Who’s there? Jack-O. Jack-O who? Jack-O-lanterns and jokes!
187. Knock, knock! Who’s there? Easter. Easter who? Easter-ly good joke coming up!
188. Knock, knock! Who’s there? Pumpkin. Pumpkin who? Pumpkin the brakes, joke time!
189. Knock, knock! Who’s there? Cupid. Cupid who? Cupid’s arrow pointed to you—love and jokes!
190. Knock, knock! Who’s there? Ghost. Ghost who? Ghost-ing away with these jokes!
191. Knock, knock! Who’s there? Witch. Witch who? Witching for more jokes, aren’t you?
192. Knock, knock! Who’s there? New Year. New Year who? New Year, new jokes!
193. Knock, knock! Who’s there? Mummy. Mummy who? Mummy’s got a joke for you!
194. Knock, knock! Who’s there? Witch. Witch who? Witch one of these jokes do you like best?
195. Knock, knock! Who’s there? Party. Party who? Party like it’s a holiday—joke time!
196. Knock, knock! Who’s there? Valentine. Valentine who? Valentine you to laugh!
197. Knock, knock! Who’s there? Fireworks. Fireworks who? Fireworks-ing out the best jokes!
198. Knock, knock! Who’s there? Star. Star who? Star-ting a joke marathon!
199. Knock, knock! Who’s there? Ice. Ice who? Ice-tastic jokes ahead!
200. Knock, knock! Who’s there? Santa Claus. Santa Claus who? Santa you in for a great time!

Why Knock-Knock Jokes Are Perfect Conversation Starters

1. Easy to Remember: Knock-knock jokes are short and simple, making them great for quick laughs.
2. Universally Loved: These jokes can entertain kids and adults alike, making them versatile.
3. Breaks the Ice: Sharing a lighthearted joke can make even shy people open up.
4. Adds Fun to Any Situation: From casual chats to work meetings, they add a touch of humor everywhere.

Conclusion

And there you have it—knock knock jokes to start a conversation and the laughter flowing! Whether you’re chatting with friends, sharing a laugh with coworkers, or just breaking the ice with someone new, these jokes are perfect for all occasions.

From classic knock-knocks to quirky themes like animals, holidays, and food, this collection has something for everyone. Don’t be shy—share these jokes and let the fun begin!