It's pretty obvious she's not an American due to her name and heavy Slavic features (blonde, blue eyes, over 5'9" tall, etc.).
Not much background on her.
Mareli Miniutti: 5 Fast Facts You Need to Know
1. Miniutti Is a Native of Estonia
Miniutti is a native of Estonia in Eastern Europe. As news of her restraining order against Avenatti spread, Miniutti put her Instagram page on private mode. The bio on that page reads, “don’t confuse Instagram for real life.”
A cached version of her Instagram page shows her regularly traveling to Europe. Online records show that Miniutti has previously lived in New York City and now lives in the Los Angeles-area.
2. Miniutti Is an Actress Who Most Recently Appeared in Ocean’s 8
According to Miniutti’s IMDb page, she is an actress who most recently appeared in a cameo role in the smash hit movie Ocean’s 8. Miniutti is due to appear in two movies, Sargasso and Crypto, the latter stars Kurt Russell. Both are slated to be released in 2018. Miniutti has also appeared in 2016 Rebel Wilson comedy, How to Be Single.