luckycharm247's list "Portuguese/Brazilian Names" of 3 great name ideas: Aurelia - Mateus!

Portuguese/Brazilian Names

Aurelia is an ancient Roman name that's become a surprise hit in the contemporary world. A top favorite on Nameberry, it reentered the US Top 1000 in 2014 after a 70-year absence and continues to climb.
 
Aurelia is the female form of the Latin name Aurelius, an ancient Roman surname. Aurelius is derived from the Latin word aureus, meaning "golden," which was also the name of a gold coin used in Ancient Rome. Aurelius was a cognomen, a third name in Roman culture that often referenced a personal characteristic or trait, likely used for someone with golden hair.
 
The Roman classic Aurelius, from which Aurelia derives, was very common in the Roman Empire and is currently experiencing a resurgence in the US—it re-entered the Top 1000 list in 2012 after a 61-year hiatus. 
 
The name of several minor early saints, Aurelia's sound and feel can be credited for it being on the rise again. Aurora and Oriana are Aurelia cousins you might also want to consider. 
 
Aurelia was the name of the mothers of Julius Caesar, the writer Sylvia Plath, and Arnold Schwarzenegger, who, in her honor, made it one of his daughter Christina's <a href="https://nameberry.com/list/673/middle-names">middle names</a>.

Aurelia

One of the most popular names of all time in Portugal and Brazil, with a romantic, lively sound. The main risk is confusion with other names that sound similar: Catalina, Katrina, and so forth. Caterina, with an "e," is more common in Italy.

Portuguese/Brazilian Names

The names

Aurelia

Catarina

Mateus