Antonia Sainz is a popular Czech adult film actress, model, and cam girl, born on December 14th in Kadan, Czech Republic. Standing at 5'7" with striking red-brunette hair and brown eyes, she began her career in the adult industry in 2015. Before entering the world of adult entertainment, Antonia worked as a prima ballerina and an independent financial adviser. Her breakthrough came after discovering a modeling agency online, leading to her successful debut in adult films.

Antonia gained immediate popularity and earned accolades such as "Miss Erotica 2015" and being a finalist for "Czech Beauty 2015" and "Netstar" at the 2016 Venus Berlin Awards. Known for her versatility, she has appeared in over 100 adult films, with notable roles in Lustful Sensuality (2016), My First Lesbian Experience (2016), and Timeless Affairs (2016), the latter of which was nominated for "Best Foreign Non-Feature" at the 2017 AVN Awards.

She has starred in high-profile web clips for major sites like Reality Kings, Mofos, and Nubile Films, collaborating with numerous adult film stars. Antonia also made waves in virtual reality with immersive scenes for Czech VR and Reality Lovers.

Beyond her on-screen career, Antonia enjoys engaging with fans on social media, traveling, listening to music, and dancing.