The Medieval Euro Though the Euro may seem modern, its roots go back to the 9th century. Simon Coupland introduces the single European currency of Louis the Pious. Simon Coupland | Published in History Today Volume 52 Issue 6 June 2002 To continue reading this article you will need to purchase access to the online archive. Buy Online Access Buy Print & Archive Subscription If you have already purchased access, or are a print & archive subscriber, please ensure you are logged in. Please email email@example.com if you have any problems.