One who is unable to pay his debts:- Insolvent
A person who is mentally ill:- Lunatic
A person who dislikes humankind and avoids human society:- Misanthrope
A person who likes or admires women:- Philogynist
A lover of mankind:- Philanthropist
A person who speaks more than one language:- Polyglot
One who lives in solitude:- Recluse
A person who is famous for her/his bad activities – Notorious