The best knock-knock jokes

Fan: "I see you won a silver medal at the Olympics. What's it for?¨" Athlete: "It's for telling knock knock jokes." Fan: "And what's that gold medal for?" Athlete: "For stopping."
Vote: has 52.50 % from 62 votes. Send joke:
More jokes about: athlete, knock-knock
Knock Knock. Who's There? Justin. Justin who? Your justin time to wipe my ass!
Vote: has 47.98 % from 56 votes. Send joke:
More jokes about: dirty, knock-knock, sex
One night, there was a knock on my door... i open it and no one was there every night I would get the same knock and still no one was there... Untill the morning I was just making myself some tea as a person knocks on my door it was a black man he walk in and stole my tea .... i said to myself did he just mug me .... I still didn't know who was knocking on the doors at night Untill one night I opened my door and there was a floating mug I was still confused.
Vote: has 46.37 % from 33 votes. Send joke:
More jokes about: knock-knock, life
Knock Knock Who's there! B-4! B-4 who? B-4 you take the diploma, shake the dean's hand.
Vote: has 43.90 % from 23 votes. Send joke:
More jokes about: graduation, knock-knock
"Have you heard my knock-knock joke?" asked the blonde. "No," said the brunette. "Okay," said the blonde, "you start."
Vote: has 42.13 % from 38 votes. Send joke:
More jokes about: blonde, knock-knock, stupid
Knock, Knock! Who's there? Doctor Doctor who? That's a great TV show, isn't it?
Vote: has 38.99 % from 32 votes. Send joke:
More jokes about: doctor, knock-knock
Knock knock? Who's there? Hitler! Hitler who? You Know, the man who kills jews.
Vote: has 27.92 % from 131 votes. Send joke:
More jokes about: Hitler, jewish, knock-knock
Knock knock. Who's there? Allahu Akbar. Allahu AK- BOOM!!!
Vote: has 23.27 % from 77 votes. Send joke:
More jokes about: black humor, knock-knock, terrorist
Q: Why can't you tell blondes knock-knock jokes? A: Because they leave to go answer the door.
Vote: has 14.59 % from 507 votes. Send joke:
More jokes about: blonde, knock-knock