 Rønne attended Viborg Katedralskole, graduating in 1997 to pursue a bachelor's degree in media studies from Aarhus University and a diploma in journalism.Rønne began her journalistic career at the age of 22, as a production assistant on MTV in London.On returning to Denmark, she began presenting shows such as "Boogie," "Dagens Danmark" and "Ungefair" on DR1 and "Rundfunk" on TV 2.