Ernst Joseph Nordgren, born 16 November 1947 in Örebro, is a Swedish physicist.
[1] In 1979 he was made docent, and since 1988 he has been a professor of soft X-ray physics at Uppsala.
Since 1 July 2008 Nordgren has been vice rector for science and engineering at Uppsala University.
[2] Nordgren became a member of the Royal Swedish Academy of Sciences in 1996.
[3] He has also been a member of the Royal Society of Sciences and Letters in Uppsala since 1981 and of the Royal Society of Sciences in Uppsala since 2005.