Who's there?
Ketchup.
Ketchup
who?
Ketchup with me and I'll tell you!
Who's there?
Adair
Adair
who?
Adair once, but I'm bald now.
Who's there?
Water.
Water
who?
Water you doing in my house?
Who's there?
Dozen.
Dozen
who?
Dozen anyone want to let me in?
Who's there?
Witch.
Witch
who?
Witch one of you can fix my broomstick?
Who's there?
Hoo.
Hoo
who?
Are you an owl?
Who's there?
Monkey.
Monkey
who?
Monkey see. Monkey do.
Who's there?
Ears.
Ears
who?
Ears another knock knock joke for you!
Who's there?
Rhino.
Rhino
who?
Rhino every knock knock joke there is!
Who's there?
Greta.
Greta
who?
You're Greta-ing on my nerves!
Who's there?
Harry.
Harry
who?
Harry up, it's cold out here!
Who's there?
King Tut.
King Tut
who?
King Tut-key fried chicken!
Who's there?
Adore.
Adore
who?
Adore is locked, open up!
Who's there?
Peas.
Peas
who?
Peas open the door!
Who's there?
Juan.
Juan
who?
Juan to open the door?
Who's there?
Barry.
Barry
who?
Barry nice to see you!
Who's there?
Pencil.
Pencil
who?
Pencil fall down without your belt.
Who's there?
Hanna.
Hanna
who?
…Hanna partridge in a pear tree!
Who's there?
Honeydew
Honeydew
who?
Honeydew you want to open the door?
Who's there?
Henrietta.
Henrietta
who?
Henrietta worm that was in his apple.
Who's there?
Sadie.
Sadie
who?
Sadie magic word and watch me disappear!
Who's there?
Says.
Says
who?
Says me, that's who!
Who's there?
Annie.
Annie
who?
Annie body going to open the door already?
Who's there?
Dishes
Dishes
who?
Dishes me, who are you?
Who's there?
Thermos.
Thermos
who?
Thermos be a better knock knock joke than this!
Who's there?
Lion.
Lion
who?
Lion on your doorstep, open up!
Who's there?
Butter.
Butter
who?
I butter not tell you.
Who's there?
Dots.
Dots
who?
Dots for me to know!
Who's there?
Isaiah.
Isaiah
who?
Isaiah-gain, knock, knock!
Who's there?
Yule log.
Yule log
who?
Yule log the door after you let me in, won't you?
Who's there?
Justin.
Justin
who?
Justin time for dinner.
Who's there?
Amarillo.
Amarillo
who?
Amarillo nice guy!
Who's there?
Sombrero
Sombrero
who?
Sombrero-ver the rainbow.
Who's there?
India.
India
who?
India pendant thinker I see!
Who's there?
Oswald.
Oswald
who?
Oswald my gum!
Who's there?
Iran.
Iran
who?
Iran over here as quickly as a could to tell you something!
Who's there?
From.
From
who?
You mean from whom.
Who's there?
Hebrews.
Hebrews
who?
Hebrews some good coffee, I can smell it here!
Who's there?
Etch.
Etch
who?
Bless you!
Who's there?
Scold.
Scold
who?
Scold enough out here to freeze, let me in!

We Have Hundreds of Knock Knock Jokes