A great idea for funny maternity shirts is one that announces when your baby is due.

Coming This Fall lets everyone know at the barbecue or party that your baby is soon on his or her way.  Available in all four seasons and using a rather delightful font, this is certainly a popular tee shirt in this genre.

Coming this Fall Maternity Dark T-Shirt

Counting Down To May shows a cute graphic of an hour glass, so those around you will know how much sand is left before your due date (NB. This design is available for all months of the year).

Counting Down to May Maternity T-Shirt

Alternatively, you can let them know how far into your pregnancy you are with this superb 100 Days of School tee shirt. Funny maternity shirts like this one are a great way to celebrate such an important landmark!

Numbers 100 Days Maternity T-Shirt

So the next time someone you hardly know, comes up to you and asks the all too predictable question, “When is your baby due?“, you can now smile politely and gently pat your tummy!