Kostyantyn Masyk

{{Short description|Ukrainian diplomat}}

{{BLP sources|date=March 2022}}

{{Infobox officeholder

| name = Kostyantyn Masyk

| caption =

| image =

| office = Deputy chairman of Council of Ministers

| term_start = 11 September 1981

| term_end = 18 August 1986

| primeminister = Oleksandr Liashko

| term_start1 = July 1989

| term_end1 = 3 August 1990

| primeminister1 = Vitaliy Masol

| predecessor1 =

| successor1 =

| office2 = First Vice Prime Minister (First deputy chairman)

| term_start2 = 3 August 1990{{Cite web|url=http://zakon5.rada.gov.ua/laws/show/144-12|title=Про призначення тов. Масика К.І. Першим заступником Голови Ради Міністрів Української РСР}}

| term_end2 = October 1992

| primeminister2 = Vitaliy Masol
Vitold Fokin

| predecessor2 =

| successor2 =

| office3 = Prime Minister {{small|(acting, ex officio)}}

| term_start3 = October 1990

| term_end3 = November 1990

| primeminister3 =

| predecessor3 = Vitaliy Masol

| successor3 = Vitold Fokin

| term_start4 = August 1991Andrusechko, P. [http://www.istpravda.com.ua/digest/2011/08/12/51759/ Yevhen Marchuk: "If only I purely schizophrenically wanted to create the State Committee of Emergency (GKChP)... (Євген Марчук: "Якби я чисто шизофренічно захотів зробити ГКЧП...")]. Ukrainska Pravda (Istorychna Pravda). 12 August 2011

| term_end4 = August 1991

| primeminister4 =

| predecessor4 = Vitold Fokin

| successor4 = Vitold Fokin

| office5 = Ambassador of Ukraine to Finland {{small|(concurrently Sweden, Norway, and Denmark)}}

| term_start5 = 1992

| term_end5 = June 1997

| president5 = Leonid Kravchuk
Leonid Kuchma

| predecessor5 = post revived {{small|(Petro Slyvenko in 1920-22)}}

| successor5 = Ihor Podolyev

| birth_date = {{birth date and age|1936|07|9|df=y}}

| birth_place = Volochysk, Vinnytsia Oblast, Ukrainian SSR, Soviet Union

| party = Communist Party of Ukraine (1962–1991)

| otherparty =

| spouse =

| children =

| residence =

| occupation = state official, diplomat

| religion =

| signature = Kostyantyn Masyk Signature 1990.png

| website =

| birth_name = Kostyantyn Ivanovych Masyk

| native_name_lang = uk

| native_name = {{nobold|Костянтин Масик}}

}}

Kostyantyn Ivanovych Masyk ({{langx|uk|Костянтин Іванович Масик}}; 9 July 1936) is a Soviet and Ukrainian state official and diplomat.

Masyk was born in Volochysk. A graduate of the Gorky Institute of Water Transport Engineers, Masyk's working career started at the Kyiv factory of ship construction and repair in 1959–60. In 1960s he became an activist of Komsomol of Ukraine becoming its first secretary in Kyiv and Kyiv Oblast.

In 1962 Masyk joined the Communist Party of the Soviet Union and finished the Higher Party School. In 1970s he served on the party's positions in Kyiv and Odesa. In 1980s Masyk was a deputy chairman of council of ministers of the Ukrainian SSR and the First secretary of the Kyiv city party committee.

In 1990-1992 Masyk was a first deputy chairman and vice-prime Minister of Ukraine and was acting head of government soon after ousting of Vitaliy Masol following the 1990 Kyiv students' hunger strike.

In 1992–1997 he served as an ambassador of Ukraine to Finland and after that director of Nadra Bank.

Later Masyk joined Party of Regions.