Born in Vienna in 1901, he came into contact with Carinthian Modernism as a student of Anton Kolig.
He sought his own artistic path as a self-taught artist, hiked a lot in the Alps, studied nature and had success in the thirties. 1938 emigrated to England, where Frankl continues to deal with landscape painting.
Again often in Vienna after the war, in 1965 he accepted a landing as a professor at the Academy of Fine Arts, but died of heart failure in the summer of the same year. Several solo exhibitions in Austria, well represented at the collective exhibitions “Austrian Expressionism” in Brussels 1998 and “Hermit Cosmopolitans” 2004 in Klagenfurt.
Important are his attempts to give the representation of the Alps in modern painting due place.