Valetin Oman was born in St. Stefan near Villach in Austria. He studied painting at the Academy of Fine Arts in Vienna. He graduated in 1962. He continued his
studies with a specialization in graphics under Professor Riko Debenjak at the Academy of Fine Arts in Ljubljana, and completed it in 1963.
In 1981, he won the Prešeren Fund Award for his exhibitions of the previous two years in Slovenian Carinthia in Austria.