Mariam Khachatryan was born on September 11, 1997, in Artashat.
From 2015 to 2019, she studied at the Faculty of Law, Yerevan State University.
From 2022 to 2023, she studied at the Academy of Advocates of The Republic of Armenia.
In 2020, she worked at the Legal Acts Examination Agency of the Ministry of Justice of the Republic of Armenia as an expert.
In 2021, she worked at the Competition Protection Commission as an Assistant to the Member of Competition Protection Commission, then as a Senior Lawyer.
From 2021 to 2024, she worked at the Universal Business Solutions LLC Law firm, and at the SOFT CONSTRUCT CJSC as an Attorney and Legal Advisor.
She has been the deputy of the Chairperson of the Language Committee of the Ministry of Education, Science, Culture and Sports of the Republic of Armenia since May 20, 2024.