Orbe (French: [ɔʁb]; Latin: Urba; older German: Orbach, [ɔʁbax]; Arpitan: Orba) is a municipality in the Swiss canton of Vaud. It was the seat of the former district of Orbe and is now part of the district of Jura-Nord Vaudois.

Orbe is first mentioned about 280 as Urba. In 1179, it was mentioned as versus Orbam.

During the Roman era, Orbe – then known as Urba – was a town of Gallia, in the territory of the Helvetii. In the Antonine Itinerary, it is placed between Lacus Lausonius and Ariolica, xviii m.p.