Dad Jokes 
Knock-knock jokes are a classic way to bring giggles and smiles to little ones! Here are some cute and silly knock-knock jokes for 4-year-olds. Get ready for some fun!
1.
Knock, knock.
Who’s there?
Boo.
Boo who?
Don’t cry! It’s just a joke!
2.
Knock, knock.
Who’s there?
Lettuce.
Lettuce who?
Lettuce in, it’s cold out here!
3.
Knock, knock.
Who’s there?
Cows go.
Cows go who?
No silly, cows go moo!
4.
Knock, knock.
Who’s there?
Olive.
²Olive who?
Olive you and I miss you!
5.
Knock, knock.
Who’s there?
Atch.
Atch who?
Bless you! You sneezed!
6.
Knock, knock.
Who’s there?
Tank.
Tank who?
You’re welcome!
7.
Knock, knock.
Who’s there?
Dishes.
²Dishes who?
Dishes the police! Open up!
8.
Knock, knock.
Who’s there?
Annie.
²Annie who?
Annie body home?
9.
Knock, knock.
Who’s there?
Orange.
²Orange who?
Orange you glad I didn’t say banana?
10.
Knock, knock.
Who’s there?
Harry.
²Harry who?
Harry up and answer the door!
These Knock-Knock Jokes for 4-Year-Olds are a sure way to make them eager to share their own! Enjoy the laughter!