The Monti Sibillini National Park (Parco Nazionale dei Monti Sibillini) is an Italian national park located across the regions of Marche and Umbria, encompassing the provinces of Macerata, Fermo, Ascoli Piceno and Perugia.

The Sibillini Mountains are part of Apennines. Most of the peaks are over 2,000 m (6,600 ft); the highest altitude is reached by Monte Vettore at 2,476 m (8,123 ft). It hosts a lot of natural beauty in terms of flourishing planes around May/June/July, astonishing views and photographic sceneries, wildlife, mountain peaks (with snow caps in winter) up to over 200 meter and Lago di Pilato (natural mountain lake at 1941 meter). There are many hiking and mountainbike routes, a number of mountain villages with restaurants/bars and winter sports possibilities.