The spelling of "Fred Dehner" is fairly straightforward in English. It is spelled phonetically as /frɛd ˈdɛnər/. The first name is spelled as it sounds, with a short "e" and "d" at the end. The last name is also spelled phonetically, with a long "e" in the first syllable, a schwa in the second syllable, and "n" and "r" at the end. There are no particularly difficult or irregular sounds in this name, making it easy to spell and pronounce for most English speakers.
The name "Fred Dehner" does not have a specific etymology as it appears to be a combination of a first name and a last name. "Fred" is a diminutive form of the name "Frederick", which originated from the Germanic elements "frid" meaning "peace" and "ric" meaning "ruler" or "king". "Dehner", on the other hand, seems to be a surname of German origin, but its specific etymology is unclear without further information. Surnames typically develop from various sources, such as occupations, geographical locations, or patronymic origins, among others.