Wim Thomassen
Mayor of Rotterdam
In office 16 April 1965 – 1 November 1974
Preceded by	Gerard van Walsum
Succeeded by	André van der Louw (Minus Polak acting)
Mayor of Enschede
In office 1 May 1958 – 16 April 1965
Preceded by	Meine van Veen
Succeeded by	Auke Johannes Vleer
Mayor of Zaandam
In office 16 May 1948 – 1 May 1958
Preceded by	Joris in 't Veld
Succeeded by	Gerrit Franken
Member of the Senate
In office 7 November 1961 – 10 May 1971
Member of the Provincial Council of North Holland
In office 6 July 1954 – 1 May 1958
Member of the House of Representatives
In office 31 July 1946 – 27 July 1948
Personal details
Born	Willem Thomassen (1909-10-03)3 October 1909 Amsterdam, Netherlands
Died	16 June 2001(2001-06-16) (aged 91) Bergen, Netherlands
Political party	Labour Party (PvdA) (from 1946)
Other political affiliations	Social Democratic Workers' Party (SDAP) (until 1946)
Spouse	An Thomassen
Occupation	Politician · Schoolteacher

Willem "Wim" Thomassen ^[1] (3 October 1909 – 16 June 2001) was a Dutch politician of the Labour Party (PvdA).

Thomassen was born in Amsterdam. He was a schoolteacher and during World War II imprisoned by the Germans in Amsterdam from 1943 until January 1944.

After the war he was secretary of the Dutch People's Movement from August 1945 until July 1946.

On behalf of the Labour Party he was a member of the House of Representatives from July 1946 until July 1948.

Hereafter he was mayor of three municipalities: Zaandam (1948–1958), Enschede (1958–1965), and at last Rotterdam (1965–1974). In his last capacity he contributed significantly to the development of the Port of Rotterdam

Besides he was a member of the Provincial council of North Holland from July 1954 until May 1958, and a member of the Senate from November 1961 until May 1971.

His wife was also a schoolteacher. Wim Thomassen died at age 91 in Bergen (North Holland).

References

• W. (Wim) Thomassen, Parlement.com