Jaroslav Romanchuk (Belarusian: Яраслаў Часлававіч Раманчук; born January 10, 1966) is a well-known Ukrainian and Belarusian economist, author of books on the economy and reforms in the countries of the post-Soviet space, Senior Economist of “Pravoliberalny Rukh” (Ukraine), Head for Economic Reforms in Office of Simple Solutions and Results (Ukraine), President of the Mises Research Center (Belarus), founder of the Belarusian School of Liberal Sustainable Development.

He won international awards for books on the phenomenon of the economic miracle and systemic market reforms for transition countries.

In July 2005, he graduated from the First International Summer Institute of Public Administration of the World Bank (Latvia).

After the business he worked as the chief specialist of the Commission for Economic Policy and Reforms of the Supreme Council of the Republic of Belarus of the 13th convocation.

From January 1997 till May 2002 he was an economic observer, then deputy editor-in-chief, executive director of the weekly "Belorusskaya Gazeta".

After mass searches of human rights and other public organizations took place in Belarus on July 14, 2021, he left the country and moved to Ukraine.

Jaroslav Romanchuk is a well-known representative and advocate of the Austrian school of economics in the post-Soviet space.

He is an expert on the problems of systemic socio-economic transformations, an expert on the problems of European integration and cooperation of countries in the post-socialist space, the author of the concept of Belarus’s integration into the EU, author of the Anti-Corruption Program of Belarus and other concept papers.

He is the author of the economic part of the draft Constitution of the Republic of Belarus “How to protect a person from the state”.

Lessons for Belarus” received the Grand Prix of the Sir Anthony Fisher International Prize from the Atlas Network in the “young institutions” category.

The book was published with the support of the founders of the NOVA POSHTA company Vyacheslav Klimov and Vladimir Popereshnyuk.

Jaroslav Romanchuk was nominated a candidate for the House of Representatives on the list of the United Democratic Forces in the elections that took place on September 28, 2008.

According to an exit poll conducted by independent pollsters, he won about 65% of the vote, but the authorities falsified the results and denied him a victory.