Wilhelmina Iwanowska (1905, Vilnius – 1999) was a Polish astronomer, a researcher and the first astrophysics professor in Poland.She was one of the founders of the Nicolaus Copernicus University and the Torun School of Astronomy and Radioastronomy and helped develop many of their programs.
In the course of her research, she discovered the scale of distance in the universe.Iwanowska became the vice president of the International Astronomical Union and a member of the Polish Academy of Sciences.
Iwanowska received honorary doctorates at three universities.
In 1995, she was awarded the Great Cross of the Order of Polonia Restituta.
In 1997, she became an honorary citizen of Winnipeg and Torun.
The Pope gave her the medal "Pro Ecclesia et Pontifice".Polish National Agency for Academic Exchange funds scholarship for doctoral students under the framework of The Iwanowska Programme.