Andrej Jemec was born in Ljubljana. He studied painting under Professors Marij Pregelj, Gabrijel Stupica, Božidar Jakac and Riko Debenjak at the Academy of Fine Arts in Ljubljana. He graduated in 1958.
In 1965, he won the Prešeren Fund Award for his graphic creations exhibited in 1964. In 1994, he won the Prešeren Award for his previous collected works.