Born 26 June 1902 in Stanislau, (then Galicia in the Austro-Hungarian, Empire), now Ivano-Frankivsk in Ukraine, died 16 November 1984, Croydon, London) was an Austrian-British art historian.
In December 1938, as a result of the Anschluss, he left Vienna for London to work as a researcher for Ludwig Burchard on the Corpus Rubenianum.
He was also a close friend and advisor to Antoine Seilern, the Art Collector who amassed the notable Princess Gate Collection of paintings which was given to the Courtauld Gallery in 1978.
He lived for the remainder of his life in Dulwich, London[7][8] His personal art historical archive of research and documentation relating to Pieter Bruegel the Elder was in 1985 donated to the Rubenianum in Antwerp, Belgium following his death.
[9] In 2013 the Zinkenbacher Malerkolonie Museum in St. Gilgen held an exhibition of the paintings collected by Fritz Grossmann which were associated with the Marlerkolonie and artists of the Hagenbund.