Leendert Ginjaar (28 May 1928 – 17 September 2003) was a Dutch politician of the People's Party for Freedom and Democracy (VVD) and chemist. Ginjaar attended a Gymnasium in Leiden from April 1940 until May 1946 and applied at the Leiden University in June 1946 majoring in Chemistry and obtaining an Bachelor of Science degree in June 1948 before graduating with an Master of Science degree in July 1952 and worked as a researcher at the Leiden University before he got an doctorate as an Doctor of Science in Chemistry in August 1956. Ginjaar worked as a researcher at the Organisation for Applied Scientific Research from August 1956 until December 1977 and served as Director of the department of Climatology from February 1970 until December 1977. Ginjaar served on the Provincial-Council of Sout