Nikolay Koprinkov was born in 1978 in Plovdiv.
He completed his secondary education in the technical school of mechanical engineering in Plovdiv in 1997.
He obtained his bachelor’s degree in physical education at the Paisii Hilendarski University of Plovdiv in 2004.
He took a master’s degree in three majors: The management of social and pedagogical activities with children and teenagers (2008), Policies and strategies in public administration (2008) and Protection of information (2010).
In 1990 he was republican champion in handball for boys.
In the 2003-2011 period he was Municipal advisor at the Maritza Municipal Council in Plovdiv.
In the 2006-2009 period he was Municipal coordinator of the State Agency for Youth and Sport. Until 2010 he worked as Municipal coordinator for the Plovdiv district of the Ministry of Education, Youth and Science.
In the 2011-2015 period he was Mayor of the village of Trud, Maritsa Municipality, Plovdiv district.
From 2015 until January 2017 he was Municipal advisor in the Maritsa Municipality, Plovdiv district for a third mandate.
He was appointed home affairs and civil society advisor of the President of the Republic of Bulgaria by virtue of Decree No. 51 as of 23 January 2017.
By virtue of Decree No.1 as of 7 January 2019 he was appointed home affairs and civil society secretary of the President of the Republic of Bulgaria. In the second term of President Rumen Radev, he was appointed Secretary for Domestic Policy and Civil Society by Decree No 16 of 22 January 2022. He was reappointed to the post of Secretary for Domestic Policy of the President by Decree No. 99 of 30 March 2022.
In 2008 he took part in the 17th Bulgarian Antarctic expedition.
Married, with two daughters.