There is actually no such thing as a hypoallergenic dog. Poodles do not shed, and this helps with allergies. It is still possible to be allergic to poodles, though. If the poodle is mixed with a...
A poodle - havanese cross is called a Havapoo =) Raiwolf: A poodle - havanese cross is usually reffered to as a Poovanese (no joke), see the related link I've added.