Blank Living Will

Only a good will if it is created while you are alive. Do you mean the confidence of life, which is to assign a trustee, proxy, instructions healthcare and other important issues of late life?

If you find free documents, make sure they are based on the laws of the state you live

Here you go:

http://www.makeyourwill.com/living_will_ ...

try this:
http://www.uslivingwillregistry.com/form ...
Your doctor may have copies of living wills.

A "living will" is a directive for health care. Is this what you really want?