Bayuvi Dupki (Bulgarian: Баюви дупки [ˈbajovi ˈdupki]) is a peak in the Pirin mountain range, south-western Bulgaria.

It is situated on the main ridge of the range between the peaks of Banski Suhodol to the south-east and Kamenititsa to the north-west.

[1] The summit accommodates many rare herbaceous plants, including edelweiss (Leontopodium nivale) and the only locality of Euphrasia drosocalyx in the Balkan Peninsula.

At 470 m to the south-east of the summit on the main ridge is situated the highest alpine shelter in Bulgaria — Koncheto.

The most frequently used is marked in red and cuts down the steep western slopes of Bayuvi Dupki.