Mariyana Nikolova was born on September 16, 1975 in the town of Botevgrad.
She graduated with a Master’s degree in Law from the New Bulgarian University and established herself as a jurist with considerable experience in the public sector. Mariyana Nikolova has acquired Master’s degrees in “Public Administration and Administrative Practices” and “Law of the European Union” from the Sofia University “St. Kliment Ohridski”, as well as a Master’s degree in “Economic Management” from the Veliko Tarnovo University “St. St. Cyril and Methodius”.
She has participated in a number of trainings and specializations in EU member states and at the EIPA - European Institute of Public Administration, the Netherlands; Diploma in "European Union Law", France, "HAUS" - Finnish Institute of Public Management, the European Academy on Taxes, Economics, and Law, Germany, as well as in Austria and the United Kingdom.
She has considerable contribtion to the drafting of the currently functioning legal base in the field of administrative service of the Republic of Bulgaria. She was a lawyer with the Sofia Bar Association, as well as a jurist consult at "Toploficatsia Sofia" SMLLC. She has served at various expert positions with the Ministry for the State Administration and Administrative Reform. She has worked in leadership positions, including as a Director of Directorate "Legal and Regulatory Affairs" at the Ministry of Agriculture and Food. She was also selected for a member of the Management Board of the State Fund "Agriculture". She has worked at the State Agency for metrology and technical supervision at the Ministry of Economy. She served as Head of Unit "Contractual and Legal Protection" at the "National Electrical Company" SMLLC.
Since May 2017 she is chief of staff of the Deputy Prime Minister for Economic and Demographic Policy. Lecturer at the Public Administration Institute at the Council of Ministers.
On 21 November 2018 Mariyana Nikolova was voted in office as Deputy Prime Minister for Economic and Demographic Policy by the 44th National Assembly.