1) Yes, a disabled person can file bankruptcy: the one has nothing to do with the other.2) You can file bankruptcy just for yourself, but that means that if you have joint debts, such as many expenses incurred during marriage, if for the benefit of you both (some credit card bills; often auto financing; a mortgage; etc.), the creditors can still go after you husband's assets--his share of marital or joint assets, as well as any assets (or income) purely his own.