| prominence_ref=
| parent_peak =
| listing =
| range = Monts d'Arrée
| location = Finistère, France
| map = France
| range_coordinates =
| map_caption = Location in western France
| label_position = right
| coordinates = {{coord|48|24|36|N|03|54|27|W|type:mountain_region:FR_scale:100000|format=dms|display=inline,title}}
| coordinates_ref =
| first_ascent =
| easiest_route=
}}Roc'h Trevezel is the second peak of the Breton part of the Armorican Massif in the Monts d'Arrée.
Just like the Signal of Toussaines, it reaches {{convert|384|m|ft|0}} in altitude.
It is located in the commune of Plounéour-Ménez, near Roc'h Ruz, the highest point of the Monts d'Arrée in Brittany.
Roc'h Trevezel is the highest peak on the Paris–Brest–Paris bicycle route.
References