Savannah isn't a portuguese name.
The Portuguese name 'Maradei' does not have a specific meaning as it is a surname derived from a person's family or place of origin. It is not a common Portuguese word with a defined translation.
Julia is still a portuguese/brazilian portuguese name. The same as on english.
The name Cunha is primarily Portuguese. While it is possible for individuals with the surname Cunha to be of German descent, it is more commonly associated with Portuguese origin.
As far as I know, Gordon has no a Portuguese equivalent name.
Melanie Merkosky's birth name is Melanie Joanna Merkosky.
Melanie Lyons's birth name is Melanie Munt.
Melanie Simmons's birth name is Melanie Heilemann.
Melanie Jeffrey's birth name is Melanie Jeffrey.
Melanie Shatner's birth name is Melanie Ann Shatner.
Melanie Robel's birth name is Melanie Nicole Robel.
Melanie Apple's birth name is Melanie F. Apple.
Melanie Adelman's birth name is Melanie Alyse Adelman.
Melanie Eisenhower's birth name is Melanie Catherine Eisenhower.
Melanie Amaro's birth name is Melanie Ann Amaro.
Melanie Chisholm's birth name is Melanie Jayne Chisholm.
Melanie Pillman's birth name is Melanie Diane Lawrence.