Petra So, born October 10, 1981, in Myanmar, is an acclaimed adult model and actress of Asian ethnicity, celebrated for her petite 5'2" (160 cm), 95 lbs (43 kg) figure. Entering the industry in the mid-2000s, she gained recognition via FreeOnes since 2008. Her portfolio includes British glamour series like Strictly Glamour (2013–2014), Skinz Erotica (2012), Pin-up Wow! (2018–2022), and Hayley's Secrets.
Specializing in sensual stripteases, nude modeling, and softcore erotica, Petra captivates with her natural allure and seductive poise. Known also as Petra Lily So and Lilly S, her content graces platforms such as Pornhub, xHamster, and TNAFlix, amassing a loyal fanbase. Though details of her private life remain scarce, Petra So endures as an elegant icon in adult entertainment, blending exotic beauty with professional finesse.