2015–16 LEN Champions League preliminary round

This article describes the group stage of the 2015–16 LEN Champions League.

Format 12 teams were drawn into two groups of six teams, where they play each other twice. The top three teams will advance to the final six. Key to colours in group tablesTop three placed teams advanced to the Final Six

Groups The matchdays are 28 October, 11 November, 28 November, 16 December 2015 and 3 February, 10 February, 12 March, 16 April, 30 April and 18 May 2016.