I've searched the web and put together a list of some of the better Dumb Blonde Jokes.  Not all are in good taste so read on at your own risk!
   

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1-Q: What is the difference between a blonde and "The Titanic"?
    A: They know how many men went down on "The Titanic".

2- Q:  What did the blond mom say to the blond daughter?
     A:  If your not in bed by midnight, come home.

3- Q: What's the difference between a blonde and a guy?
     A: The blonde has the higher sperm count.

4- Q: How do you tell if a blonde did your landscaping?
     A: The bushes are darker than the rest of the yard.

5- Q: Why does a blonde only change her baby's diapers every month?
     A: Because it says right on it "good for up to 20 pounds."

6- Q: Why did the blonde get so excited after she finished her jigsaw puzzle in only 6 months?
     A: Because on the box it said From 2-4 years.

7- Q: Why don't blondes double recipes?
     A: The oven doesn't go to 700 degrees.

8- Q: To a blonde, what is long and hard?
     A: Grade 4.

9- Q: What are the worst six years in a blonde's life?
     A: Third Grade.

10- Q: What do you call a brunette with a blonde on either side?
       A: An interpreter.

11- Q: What do you call a blonde between two brunettes?
       A: A mental block.

12- Q: What do you call a blonde with half a brain?
       A: Gifted!

13- Q: What do you call a blonde with 2 brain cells?
       A: Pregnant.

14- Q: What do you call it when a blonde dyes their hair brunette?
       A: Artificial intelligence.

15- Q: How do you get a blonde to climb on the roof?
       A: Tell her that the drinks are on the house

16- Q: Why did the blonde stare at the frozen orange juice can for 2 hours?
       A: Because it said 'concentrate'.

17- Q: What is a blonde's idea of safe sex?
       A: A padded dash.

18- Q: Why don't blondes talk when having sex?
       A: Their mothers told them not to talk to strangers

19- Q: Why do blondes hate M&Ms?
       A: They're too hard to peel.

20- Q: What does a blonde say after multiple orgasms?
       A: Way to go team!

21- Q: What's five miles long and has an IQ of forty?
       A: A blonde parade.

22- Q: Why did the blonde keep failing her driver's test?
       A: Because every time the door opened, she jumped into the back seat.

23- Q: What did the blonde do when she heard that 90% of accidents occur around the home?
       A: She moved.

24- Q: A blonde ordered a pizza and the clerk asked if he should cut it in six or twelve pieces.
       A: "Six, please. I could never eat twelve pieces."

25- Q: What's a blonde's idea of safe sex?
       A: Locking the car door.

26- Q: Why is the blonde's brain the size of a pea in the morning?
       A: It swells at night.

27- Q: What do you call a blonde skeleton in the closet?
       A: Last year's hide and seek champ.

28- Q: What's the first thing a blonde says in the morning?
       A: "Thanks, guys..."

29- Q: What does a screen door and a blonde have in common?
       A: The more you bang it, the looser it gets.

30- Q: What does a blonde and a beer bottle have in common?
       A: They're both empty from the neck up.

31- Q: What do blondes and spaghetti have in common?
       A: They both wriggle when you eat them.

32- Q: Why did the deaf blonde sit on a newspaper?
       A: So she could lip read.

33- Q: Why do blondes have square boobs?
       A: Because they forgot to take the tissues out of. the box.

34- Q: What do a moped and a blond have in common?
       A: They're both fun to ride until a friend sees you on one.

35- Q: What's the difference between a lesbian finger-fucking a blonde and a Schwinn at the side of the road?
       A: One's a bike in a ditch, and the other's . . . .

36- Q: How can you tell a blonde had a bad day?
       A: Her tampon is behind her ear and she doesn't know what she did with her cigarette.

37- Q: Why does a blonde have fur on the hem of her dress?
       A: To keep her neck warm.

38- Q: Why don't blondes like making KOOL-AID?
       A: Because they can't fit 8 cups of water in the little packet.

39- Q: How would a blonde punctuate the following?: "Fun fun fun worry worry worry"
       A: Fun period fun period fun NO PERIOD worry worry worry

40- Q: Why is 68 the maximum speed for blondes?
       A: Because at 69 they blow a rod...

41- Q: Why did the blonde scale the chain-link fence?
       A: To see what was on the other side.

42- Q: Why do blondes have little holes all over their faces?
       A: From eating with forks.

43- Q: Why does a blonde insist on him wearing a condom?
       A: So she can have a doggie bag for later.

44- Q: How can you tell if a blonde is a good cook?
       A: She gets the pop tarts out of the toaster in one piece.

45- Q: What's the difference between a pit bull and a blonde with PMS?
       A: Lipstick.

46- Q: Why do blondes like lightning?
       A: They think someone is taking their picture.

47- Q: How do you get a one-armed blonde out of a tree?
       A: Wave to her.

48- Q: What does the Bermuda Triangle and blondes have in common?
       A: They've both swallowed a lot of semen.

49- Q: What do blondes wear behind their ears to attract men.
       A: Their heels.

50- Q: Why should you never take a blonde out for coffee?
       A: It's too hard to re-train them.

51- Q: Why was the blonde upset when she got her Driver's License?
       A: Because she got an F in sex.

52- Q: What do you call two nuns and a blonde?
       A: Two tight ends and a wide receiver.

53- Q: Did you hear about the blonde coyote?
       A: Got stuck in a trap, chewed off three legs and was still stuck.

54- Q: Why did the blonde wear condoms on her ears?
       A: So she wouldn't get Hearing Aides.

55- Q: What do you call a blonde in an institution of higher learning?
       A: A visitor.

56- Q: How can you tell if a blonde works in an office?
       A: A bed in the stockroom and huge smiles on all the bosses' faces.

57- Q: What is the difference between butter and a blonde?
       A: Butter is difficult to spread.

58- Q: Why did the blonde have a sore navel?
       A: Because her boyfriend was also blond!

59- Q: Why do blondes take the pill?
       A: So they know what day of the week it is.

60- Q: Santa Claus, the Tooth Fairy, a dumb blonde, and a smart blonde are walking down the street when they spot a $10 bill. Who picks it up?
       A: The dumb blonde! because, there is no such thing as Santa Claus, the tooth fairy, or a smart blonde.

61- Q: What does a peroxide blonde and a 747 have in common?
       A: They both have a black box.

62- Q: Why do blondes have orgasms?
       A: So they know when to stop having sex!

63- Q: Why do blondes drive cars with sunroofs?
       A: More leg room.

64- Q: Why do blondes like tilt steering?
       A: More head room.

65- Q: Why is a blonde like a door knob?
       A: Because everybody gets a turn.

66- Q: What do blondes do for foreplay?
       A: Remove their underwear.

67- Q: What's the mating call of the blonde?
       A: "I'm *sooo* drunk!"

68- Q: What is the mating call of the ugly blonde?
       A: (Screaming) "I said: I'm drunk!"

69- Q: Why do blondes wear underwear?
       A: They make good ankle warmers.

70- Q: Why do blondes wear green lipstick?
       A: Because red means stop.

71- Q: What do you call a blonde with a dollar on the top of her head?
       A: All you can eat, under a buck.

72- Q: Did you here about the blonde who shot an arrow into the air?
       A: She missed.

73- Q: What do a blonde and your computer have in common?
       A: You don't know how much either of them mean to you until they go down on you.

74- Q: How can you tell if a blonde's been using the computer?
       A: There's white-out on the screen.

75- Q: Why don't blondes make good pharmacists?
       A: They can't get the bottle into the typewriter.

76- Q: What did the blonde say when she looked into a box of Cheerios?
       A: Oh Look! Donut seeds!

77- Q: What did the blonde name her pet zebra?
       A: - Spot.

78- Q: How do you make a blonde laugh on Monday mornings?
       A: - Tell them a joke on Friday night!

79- Q: What is happening when you hear varoom...screech, varoom...screech, varoom...screech.....?
       A: A blonde trying to drive through an intersection with a flashing red light.

80- Q: Did you hear about the blonde couple that were found frozen to death in their car at a drive-in movie theater?
       A: They went to see "Closed for the Winter".

81- Q: What's the difference between a blonde and your job?
       A: Your job still sucks after 6 months.

82- Q: How do you amuse a blonde for hours?
       A: Write 'Please turn over' on both sides of a piece of paper.

83- Q: What do you get when you offer a blonde a penny for her thoughts?
       A: Change.

84- Q: Why are all these blonde jokes one liners?
       A: So the blondes can understand them!!!

85- Q: What happens when a blonde gets Alzheimers disease?
       A:  Her IQ goes up!

86- Q:  What's the difference between Indiana and a blonde?
       A:  A blonde has larger hills and deeper valleys.

87- Q:  How do you confuse a blonde?
       A:  You don't. They're born that way.

88. Q:  How does a blonde turn the lights on after having sex??
       A:  She opens the car door

89. Q:  Why do blondes wear hoop earings??
       A:  To have somewhere to put their feet durning sex

90. Q:  Why cant't you tell blondes knock knock jokes?
       A:  Because they go and answer the door.

91. Q:What is the difference between a blonde and your toothbrush?
       A:You wouldn't let your roommate borrow your toothbrush.

92. Q:What is the difference between  a blonde and a limo?
       A:Not everyone has been in the limo.

93. Q: What's the difference between a blonde track team and a tribe of sly pygmies?
       A: One's a bunch a cunning runts.

94. Q: What does a blonde say when you ask her if her blinker is on?
       A: It's on. It's off. It's on. It's off. It's on. It's off.

95. Q: What did the blonde's right leg say to the left leg?
       A: Nothing. They've never met.

96. Q: Why is a blonde like railroad tracks?
       A: Because she's been laid all over the country.

97. Q: What is the difference between a smart blonde and Bigfoot?
       A: Bigfoot has been spotted.

98. Q: How can you tell when a blonde is dating?
       A: By the buckle print on her forehead.

99. Q: How can you tell who is a blonde's boyfriend?
       A: He's the one with the belt buckle the matches the impression in her forehead.