Halina Weronika Wasilewska-Trenkner (26 April 1942 – 15 November 2017) was a Polish economist, academic, and finance minister. Halina Weronika Wasilewska-Trenkner was born in Warsaw on 26 April 1942. The secondary school certificate she acquired in Warsaw in General education liceum dedicated to Polish novelist and poet Narcyza Żmichowska, and subsequently she became a student of Warsaw School of Economics. Then in 1964, she graduated with a degree in economics from Warsaw School of Economics (in the Department of International Trade). In December 1973, she received her PhD degree in economics from Warsaw School of Economics (subject of the dissertation: "Socio-Economic Aspects of Emigration from Poland in 1960–1970"). In 1964 she has been engaged as research assistant and then as adjunct professor at Statistics and Demography Department in Warsaw School of Economics. Next in 1974 she began working in the Secretariat of the Government Council (Commission) of Demography at Planning Commission in the Council of Ministers. In 1975–1990 she was a Scientific Secretary of Demographic Sciences Committee of Polish Academy of Sciences, and from 1995 – she became a member of Polish National Council of Statistics. In 1986 Wasilewska-Trenkner has been appointed to a post of vice-manager in the Department of Employment and Incomes of Population at Planning Commission in the Council of Ministers. In 1987 she moved to a post of vice-manager in the Department of Control Systems and Methods of Planning. She continued working there until the dissolution of Planning Commission (as an organ of Council of Ministers). In 1989 she was invited to a post of manager of Department of Economic System in Office of Central Planning (CUP – Polish: Centralny Urząd Planowania). Her next appointment there was a manager of CUP Department of Economic Strategy (from the beginning of 1991). In October 1991 she has succeeded a post of Under Secretary of State in CUP.