A strict transliteration would be γαμμαγε, but that wouldn't be pronounced like "Gammage" is in English.
Johnny Gammage died in 1995.
Johnny Gammage was born in 1964.
The Gammage Cup was created in 1959.
Robert Gammage was born in 1938.
Bill Gammage was born in 1942.
Grady Gammage was born on 1892-08-05.
Grady Gammage died on 1959-12-22.
Robert George Gammage died in 1888.
Smith P. Gammage has written: 'Christian deportment...'
Πεϋτον
Its Γαβριέλα.
Ποσειδῶν