Inside vs. outside?
Grabbling or standing up?
Remember also that just because YOU don't have a gun, others may...
Clubs ( oak table legs, baseball bats, staffs) work well. A 18 oz hammer would be a very formitable weapon. Close quaters I'd go for something like a hammer or a large kbar style knife. Or an aluminum baseball bat, or even a childs version. You can get aluminum baseball bats for under $5 at garage sales and salvation Army stores. Or maybe a lightweight survival ax.
http://www.americanknifeandsword.com...FaN_Qgod01sAhg
Outside, it would be a light strong fast sword like a katana. Perhaps a spear.
And perhaps a bow or crossbow for range.
I can see almost ZERO circumstances where you'd pick a non-firing weapon over a gun. Perhaps just for 'silence,' but now we are venturing down a tinfoil hat rabbit hole.