Efraïn Jonckheer

Efraïn Jonckheer
Jonckheer (1967)
Prime Minister of the Netherlands Antilles
In office
8 November 1954  14 February 1968
MonarchQueen Juliana
Preceded byMoises da Costa Gomez
Succeeded byCiro Kroon
Minister Plenipotentiary of the Netherlands Antilles
In office
1968–1971
Preceded byWem Lampe
Succeeded byBoy Rozendal
Personal details
Born(1917-10-20)20 October 1917
Curaçao, Curaçao and Dependencies
Died30 March 1987(1987-03-30) (aged 69)
Amsterdam, Netherlands
Political partyDemocratic Party
Occupationbusiness owner, politician

Efraïn Jonckheer (20 October 1917 – 30 March 1987) was a businessman and politician of the Netherlands Antilles. Jonckheer served as Prime Minister of the Netherlands Antilles from 8 November 1954 until 14 February 1968. He served as Minister Plenipotentiary of the Netherlands Antilles from 1968 until 1971, Ambassador of the Netherlands to Venezuela from 1971 until 1976, and to Costa Rica from 1976 until 1982. As of 2022, Jonckheer was the longest serving Prime Minister in the history of the Kingdom of the Netherlands.