The best knock-knock jokes

Knock, Knock! Who's there? D umbbell. Dumbbell who? Dumbbell doesn't work so I had to knock!
Vote: has 59.79 % from 40 votes. Send joke:

More jokes about: knock-knock
Knock-knock. Who's there? To. To who? No, to whom.
Vote: has 59.46 % from 71 votes. Send joke:

More jokes about: knock-knock, nerd
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 55.49 % from 59 votes. Send joke:

More jokes about: athlete, knock-knock
Knock knockrn Who's there? Woman who? Wo-man you where so nice to let me tell you this joke Knock knock. Who's there? Man. Man who? Man you where so nice to let me tell you this joke.
Vote: has 54.59 % from 16 votes. Send joke:

More jokes about: knock-knock, men, women
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 54.15 % from 24 votes. Send joke:

More jokes about: knock-knock, life
Knock knock. Who's there? Sarah. Sarah who? Sarah problem here?
Vote: has 53.18 % from 26 votes. Send joke:

More jokes about: knock-knock
Knock Knock. Who's There? Justin. Justin who? Your justin time to wipe my ass!
Vote: has 51.88 % from 47 votes. Send joke:

More jokes about: dirty, knock-knock, sex
"Have you heard my knock-knock joke?" asked the blonde. "No," said the brunette. "Okay," said the blonde, "you start."
Vote: has 51.13 % from 32 votes. Send joke:

More jokes about: blonde, knock-knock, stupid
Chuck Norris was once part of a knock knock joke. The Joke ended abruptly when after the first knock the door blew up killing the man behind it.
Vote: has 50.89 % from 27 votes. Send joke:

More jokes about: Chuck Norris, death, knock-knock
Knock, Knock! Who's there? Doctor Doctor who? That's a great TV show, isn't it?
Vote: has 41.83 % from 26 votes. Send joke:

More jokes about: doctor, knock-knock