Seeberg was born in Oslo, Norway. He attended upper secondary school at
Ullern and graduated with a degree in art. After
finishing his secondary education in 1949, he studied
classical archaeology in
Oslo, as well as the 1952-53 semester at
University College London under
T.B.L. Webster (1905–74). After graduating, Seeberg worked at the University of Oslo from 1956. From 1974 to 2001 he served as a professor of classical archaeology. Seeberg was also a translator who translated works by
P.G. Wodehouse. He was a fellow of the
Norwegian Academy of Science and Letters from 1982. He resided at
Bestum where he died in 2011 at nearly 80 years old. ==References==