The European Speleological Federation is an international grouping of the speleological federations or national associations of all of Europe.

The FSE, formerly FSCE then FSUE, was founded in 1990 and is covered by the International Union of Speleology (UIS). The FSE promotes sport and scientific speleology. The FSE encompasses speleology in all its forms.

The FSE sets up and organises all activities and structures necessary to reach its goals, such as commissions, working groups, meetings, etc.