Istrian Spring Trophy (Croatian: Istarsko proljeće) is a stage road bicycle race held annually in the Croatian part of the Istria peninsula. The race was first organized in 1961 as a small competition reserved to local cyclists. In 2000, it was opened to professional riders; since 2005, it is rated as a 2.2 event on the UCI Europe Tour. Before 2006, the race was called "Jadranska magistrala".
|Local name(s)||Istarsko proljeće (in Croatian)|
|Competition||UCI Europe Tour|
|Editions||61 (as of 2022)|
|First winner||Nevio Valčić (YUG)|
|Most wins||Janez Zakotnik (YUG) (4 wins)|
|Most recent||Matthew Riccitello (USA)|
- "Austrijancu Istarsko proljeće". hrsport.net (in Croatian). 19 March 2012. Retrieved 21 November 2012.
- HBS: Pobjednici Jadranske Magistrale. Wayback Archive