I've got an idea for a female Scythian (Amazon) gladiator... She'd probably be the property of a military official, taken on the Roman border with Scythia (the steppes that make up modern-day Russia) and sold as a gladiator for the entertainment of Rome.

EDIT:

This is inspired by this tidbit from National Geographic: [url=https://news.nationalgeographic.com/news/2014/10/141029-amazons-scythians-hunger-games-herodotus-ice-princess-tattoo-cannabis/]Amazons[/url]