Who Are You (Thai: Who Are You – เธอคนนั้น คือ ฉันอีกคน;^[1] Who Are You – Thoe Khon Nan Khue Chan Ik Khon, lit. Who Are You: She Is Another Me) is a 2020 Thai television series starring Tipnaree Weerawatnodom (Namtan), Perawat Sangpotirat (Krist) and Kay Lertsittichai. An adaptation of the South Korean drama Who Are You: School 2015,^[2] the series follows a pair of identical twins, one orphaned and constantly suffering from bullying, and the other living a better life with her rich adoptive mother.^[1]

Directed by Kanittha Kwunyoo and produced by GMMTV together with Nar-ra-tor, the series was one of the twelve television series for 2020 showcased by GMMTV during their "New & Next" event on 15 October 2019.^[2][3] It premiered on GMM 25 and LINE TV on 2 May 2020, airing on Saturdays and Sundays at 21:30 ICT and 23:00 ICT, respectively.^[4] The series concluded on 28 June 2020.^[5]

After enduring vicious bullying, orphaned student, Mind (Tipnaree Weerawatnodom), attempts to take her life in hopes of escaping her problems. Miraculously, she survives with the loss of all memory and wakes up with a new life as she takes on the identity of Meen (Tipnaree Weerawatnodom). Mind and Meen couldn't be more different, of course, besides the fact that they are identical twins. Living as Meen, Mind is granted the opportunity to meet Natee (Perawat Sangpotirat), a young swimming athlete who is Meen's close friend, and Gunkan (Kay Lertsittichai), a mischievous handsome boy at the school who later comes to help her recover her lost memories. But, as time passes, unveiling the truth causes her to feel more pain than she had ever experienced.

• In the Philippines, the series was acquired by GMA Network, together with My Dear Donovan, Blacklist, The Gifted series, Senophile, and Beauty and the Guy. The series is slated to air this September 2023.
• The series was acquired by Japan through Fuji TV.