A person from Venezuela is a Venezuelan.
Hermit!
a gypsy!
A "Duluthian"
A Russian
haligonian
Cantabrigian
friend
friend
A person who lives in Damascus is called a Damascene.
A person who lives in Lubbock is called a Lubbockite.
A person who lives in a rented house is commonly referred to as a tenant or a renter.