From what i heard,Gaona name is Basco originated
in northern Spain. I am of Mexican decent born in Texas, Father from Linares Nuevo Leon, Mexico.Gaona name goes back to the Alamo battle. General Gaona with Santa Anna's army on the outside & a defender in the Alamo a Gaona (Tejano) inside.Also Gaonas in Argentina ,this Gaona helped
make Onassis his first Million. Also Rodolfo Gaona a
Mexican bull fighter and a Doctor Gaona in Mexico City.
I too have been looking up this name.