Knock Knock Jokes Starting with the Letter F

Check out our huge collection of clean knock knock jokes for children that all start with the letter F.

frankenstein-joke
Knock Knock Who’s there? Frank Frank who? Frankenstein, grrrrrrrrrrrrr.

These funny knock knock jokes for kids are great for parents, teachers, coaches and children of all ages!

If you’re looking for good knock knock jokes to tell at school that are clean, then Fun Kids Jokes is the site for you.

These knock-knock jokes for children all start with the letter F. For our entire collection, listed by letter, make sure you visit our main Knock Knock Jokes page.

Knock Knock Jokes Starting with the Letter F

Knock Knock
Who’s there?
F2.
F2 who?
F2 go potty!

Knock Knock
Who’s there?
Fabiano.
Fabiano who?
Fabiano plays the piano!

Knock Knock
Who’s there?
Fae.
Fae. who?
Fae dee cat!

Knock Knock
Who’s there?
Fajita.
Fajita who?
Fajita another thing I’m going to throw up!

Knock Knock
Who’s there?
Falafel
Falafel who?
Falafel my bike and hurt myself..

Knock Knock
Who’s there?
Falcon
Falcon who?
Falcon do it, then so can I.

More Jokes Continue Below ↓ ↓

Knock Knock
Who’s there?
Fallon.
Fallon who?
Fallon and I can’t get up.

Knock Knock
Who’s there?
Fangs
Fangs who?
Fangs for letting me in.

Knock Knock
Who’s there?
Fangs
Fangs who?
Fangs for the memories.

Knock Knock
Who’s there?
Fanny
Fanny who?
Fanny body calls, I’m not here.

Knock Knock
Who’s there?
Fanny.
Fanny who?
Fanny wet, need to change my shorts.

Knock Knock
Who’s there?
Fanny
Fanny who?
Fanny body going to open the door?

Knock Knock
Who’s there?
Fanny
Fanny who?
Fanny body home

Knock Knock
Who’s there?
Fanta
Fanta who?
Fanta Claus – ho ho ho!

Knock Knock
Who’s there?
Farmer
Farmer who?
Farmer (for more) answers, let me in.

Knock Knock
Who’s there?
Farmer
Farmer who?
Farmer birthday I’m going to ask for a new bike!

Knock Knock
Who’s there?
Fasten
Fasten who?
Fasten a speeding bullet.

Knock Knock
Who’s there?
Feasable.
Feasible who?
Feasible to come out and play, that would be great.

More Jokes Continue Below ↓ ↓

Knock Knock
Who’s there?
Felix
Felix who?
Felix-cited about seeing you.

Knock Knock
Who’s there?
Felix
Felix who?
Felix-cited about school today!

Knock Knock
Who’s there?
Felix
Felix who?
Felix his lollipop.

Knock Knock
Who’s there?
Felix
Felix who?
Felix my ice cream, I’m telling.

Knock Knock
Who’s there?
Ferdie
Ferdie who?
Ferdie last time, please open the door.

Knock Knock
Who’s there?
Ferdinand
Ferdinand who?
Ferdinand me went out to play.

Knock Knock
Who’s there?
Fergie
Fergie who?
Fergie-dness sake, let me in

Knock Knock
Who’s there?
Fernand.
Fernand. who?
Fern and spruce are planted in my yard.

Knock Knock
Who’s there?
Ferris
Ferris who?
Ferris wheel at the fair this year!

Knock Knock
Who’s there?
Ferret
Ferret who?
Ferret my lunch!

Knock Knock
Who’s there?
Ferret
Ferret who?
Ferret the ferr-grounds every summer.

Knock Knock
Who’s there?
Few
Few who?
Few, what smells?

Knock Knock
Who’s there?
Few
Few who?
Few, that was a close one.

Knock Knock
Who’s there?
Few
Few who?
Few are so awesome!

Knock Knock
Who’s there?
Fez
Fez who?
Fez me, that’s who!

Knock Knock
Who’s there?
Fiddle
Fiddle?
Fiddle be really nice if you let me in.

Knock Knock
Who’s there?
Fidel.
Fidel who?
Fidel sting broke and now I can’t play.

Knock Knock
Who’s there?
Fido
Fido who?
Fido known you were here I would’ve come sooner.

More Jokes Continue Below ↓ ↓

Knock Knock
Who’s there?
Figs
Figs who?
Figs the door bell, it’s not working.

Knock Knock
Who’s there?
Fisher
Fisher who?
Fisher in the pond, Drake is on the lake.

Knock Knock
Who’s there?
Fletcher
Fletcher who?
Fletcher self take a break.

Knock Knock
Who’s there?
Finch
Finch who?
Finch by finch, foot by foot.

Knock Knock
Who’s there?
Fiona
Fiona who?
Fiona not working so I couldn’t call.

Knock Knock
Who’s there?
Fiona
Fiona who?
Fiona of the house here?

Knock Knock
Who’s there?
Fiona
Fiona who?
Fiona lookout for the teacher.

Knock Knock
Who’s there?
Fish
Fish who?
Bless you!

Knock Knock
Who’s there?
Fission
Fission who?
Fission the fish tank, of course.

Knock Knock
Who’s there?
Fission
Fission who?
Fission is blurry, where are my glasses.

Knock Knock
Who’s there?
Fitzpatrick
Fitzpatrick who?
Fitzpatrick better than it fits me.

Knock Knock
Who’s there?
Fizzle
Fizzle who?
Fizzle make you burp!

Knock Knock
Who’s there?
Flamingo
Flamingo who?
Flamingo up, Flamingo down, Flamingo goes round and round.

Knock Knock
Who’s there?
Flea
Flea who?
Flea’s a jolly good fellow, flea’s a jolly good fellow…

Knock Knock
Who’s there?
Flea
Flea who?
Flea blind mice, see how they run.

Knock Knock
Who’s there?
Fleur
Fleur who?
Fleur-ida is where Mickey Mouse lives!

Knock Knock
Who’s there?
Flicker
Flicker who?
Flicker ice cream she’ll get mad.

Knock Knock
Who’s there?
Flip.
Flip who?
Flip flops on my feet.

Knock Knock
Who’s there?
Flora
Flora who?
Flora bit dirty, time to mop!

Knock Knock
Who’s there?
Flounder
Flounder who?
Flounder key yet, I wan’t to come in.

Knock Knock
Who’s there?
Fly
Fly who?
Fly paper, stick with me! (and give a big hug)

Knock Knock
Who’s there?
Fodder
Fodder who?
Fodder said to say hello!

Knock Knock
Who’s there?
Fonda
Fonda who?
Fonda my friends.

Knock Knock
Who’s there?
Fonda
Fonda who?
Fonda you!

Knock Knock
Who’s there?
Fork
Fork who?
Fork-et about it.

Knock Knock
Who’s there?
Fork
Fork who?
Fork-et to unlock the door?

Knock Knock
Who’s there?
Formosa
Formosa who?
Formosa the time I played games.

More Jokes Below ↓ ↓

Knock Knock
Who’s there?
Foster
Foster who?
Foster than a speeding bullet.

Knock Knock
Who’s there?
Foster
Foster who?
Foster the hot chocolate.

Knock Knock
Who’s there?
Four
Four who?
Four is after 3 and before 5.

Knock Knock
Who’s there?
Four
Four who?
Four goodness sake, open the door.

Knock Knock
Who’s there?
Four
Four who?
Four he’s a jolly good fellow.

Knock Knock
Who’s there?
Four
Four who?
Four you, that’s who!

Knock Knock
Who’s there?
Four Eggs!
Four Eggs who?
Four Eggs-ample.

Knock Knock
Who’s there?
Fox
Fox who?
Fox are wet, fo are my foos.

Knock Knock
Who’s there?
Fox
Fox who?
Fox in socks, sir.

Knock Knock
Who’s there?
Fozzie
Fozzie who?
Fozzie zillionth time, open the door.

Knock Knock
Who’s there?
Fran
Fran who?
Fran-tic around here today isn’t it?

Knock Knock
Who’s there?
Fran
Fran who?
Frandship is a great thing.

Knock Knock
Who’s there?
France
France who?
France of the family are with me.

Knock Knock
Who’s there?
Frances
Frances who?
Frances hello.

Knock Knock
Who’s there?
Frances
Frances who?
Frances to let me in.

Knock Knock
Who’s there?
Francie
Francie who?
Francie that.

Knock Knock
Who’s there?
Francis
Francis who?
Francis next to Germany.

Knock Knock
Who’s there?
Francis
Francis who?
Francis next to Spain

Knock Knock
Who’s there?
Francis
Francis who?
Francis next to Belgium

Knock Knock
Who’s there?
Francis
Francis who?
Francis next to Switzerland

More Jokes Below ↓ ↓

Knock Knock
Who’s there?
Francis
Francis who?
Francis next to Monaco

Knock Knock
Who’s there?
Francis
Francis who?
Francis next to Italy

Knock Knock
Who’s there?
Francis
Francis who?
Francis where people speak French.

Knock Knock
Who’s there?
Francis
Francis who?
Francis where the Eiffel Tower is.

Knock Knock
Who’s there?
Francoise
Francoise who?
Francoise where I went on vacation.

Knock Knock
Who’s there?
Frank.
Frank who?
Frankly, that’s none of your bee’s wax.

Knock Knock
Who’s there?
Frank
Frank who?
Frankenstein, grrrrrrrrrrrrr.

Knock Knock
Who’s there?
Frank
Frank who?
Franks and beans

Knock Knock
Who’s there?
Frankie
Frankie who?
Frankie to blow my nose with.

Knock Knock
Who’s there?
Fred
Fred who?
Fred I can’t answer that, it’s top secret.

Knock Knock
Who’s there?
Fred
Fred who?
Fred I have some bad news.

Knock Knock
Who’s there?
Fred
Fred who?
Fred and Barney are best buds.

Knock Knock
Who’s there?
Freda
Freda who?
Freda thunder and lightning?

Knock Knock
Who’s there?
Frederick
Frederick who?
Frederick, I can’t remember which.

Knock Knock
Who’s there?
Freddie
Freddie who?
Freddie or not here I come!

Knock Knock
Who’s there?
Freddie and Abel
Freddie and Abel who?
Freddie and willing.

Knock Knock
Who’s there?
Fredo
Fredo and Abel who?
Fredo makes fre-bread.

Knock Knock
Who’s there?
Fred-n-Blue
Fred-n-Blue who?
Fred-n-Blue are my favorite colours

Knock Knock
Who’s there?
Freighter
Freighter who?
Freighter nine times I’ve knocked, just open the door.

Knock Knock
Who’s there?
Frida
Frida who?
Frida asked the same thing.

Knock Knock
Who’s there?
Froggy.
Froggy who?
Ribbit!!!

Knock Knock
Who’s there?
Fruit
Fruit who?
Fruit fly, bzzzzzzt.

Knock Knock
Who’s there?
Fruit
Fruit who?
Fruit of the loom.

Knock Knock
Who’s there?
Furlong
Furlong who?
Furlong time I’ve been waiting…

Knock Knock
Who’s there?
Furlow
Furlow who?
Furlow the bouncing ball.

Knock Knock
Who’s there?
Furlow
Furlow who?
Furlow the leader, come on!

Knock Knock
Who’s there?
Furry
Furry who?
Furry’s a jolly good fellow…

Knock Knock
Who’s there?
Fuschia
Fuschia who?
Fuschia-ut (if-you-shut) the door again I’m going to scream.

Knock Knock
Who’s there?
Fuzzy
Fuzzy who?
Fuzzy last time, open the door!

Halloween Jokes on your Phone or Device

Never search for clean Halloween jokes again – Download them now instead. Get EVERY Halloween joke you’ll ever need right now and access them anytime on your PC, phone, tablet, Kindle or other device – forever! #1 for Parents and Teachers! Great for parties, events, cards and trick-or-treating. Plus you’ll get a fun bonus – Halloween Lunch Box Jokes Printable (30+ Days of Jokes).