Wlodzimierz Zonn (14 July 1905, Vilnius – 28 February 1975) was a Polish astronomer. He studied at the University of Stefan Batory at Wilno, where he later worked as a professor.

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From 1950, Zonn was director of Astronomical Observatory of the University of Warsaw. For many years (1952 - 1955 and 1963 - 1973), he was President of the Polish Astronomical Society.

In 1954 he was awarded with Knight's Cross of the Order of Polonia Restituta.^[1]

Since 1983 the Polish Astronomical Society introduced the Włodzimierz Zonn award and medal [pl] for popular-science outreach activities.^[2]