The 2005–06 LEN Trophy was the 14th edition of LEN's second-tier competition for men's water polo clubs.

Knockout stage

Eight Finals

Quarter-finals

Semi-finals

Final

2005–06 LEN TrophyChampions Leonessa3rd Cup

See also 2005–06 LEN Euroleague

References LEN-kupa 2005–2006 nemzetisport.hu