The 2007–08 LEN Euroleague is the ongoing 45th edition of LEN's premier competition for men's water polo clubs. It is scheduled to run from 26 September 2007 to 10 May 2008, and it is contested by 42 teams. The Final Four (semifinals, final, and third place game) will take place on May 9 and May 10 in Barcelona.
Qualifying Round 1
Group A (Istanbul)
Location of teams of the 2007–08 LEN Euroleague
Red: Group A;
Green: Group B;
Blue: Group C;
Yellow: Group D.
|Key to colours in group tables
|Group winners and runners-up advanced to the Quarter-finals
The first legs were played on 26 March, and the second legs were played on 9 April 2008.
Piscina Municipal de Montjuïc, Barcelona, Spain
|Stefano Tempesti, Massimo Giacoppo, Norbert Madaras, Andrea Mangiante, Tamás Kásás, Vladimir Vujasinović, Maurizio Felugo, Alberto Angelini, Tibor Benedek, Alessandro Calcaterra, Vanja Udovičić, Arnaldo Deserti, Goran Fiorentini