EtymologyUpeye (1176) The suffix -eye is a deformation of -acas meaning "property of". The prefix comes from Ulpius, a Gallo-Roman gentilic.  Oûpêye in Walloon.The CommuneAs of 1 November 2018, the municipality had 25,408 inhabitants.The commune is composed of the following districts: Haccourt (seat of the municipal administration), Hermalle-sous-Argenteau, Hermée, Heure-le-Romain, Houtain-Saint-Siméon, Oupeye and Vivegnis.Hermalle-sous-Argenteau is a narrow isthmus (small island) situated about 1.5 km south-east of Oupeye and bounded by the Albert Canal and the Meuse. Since 1963, the land has been the site of a Chertal steelworks, founded by Espérance-Longdoz (since 2010 it has been part of ArcelorMittal Liège).The municipality of Oupeye is home to an important wastewater treatment plant in the Liège region. It is managed by AIDE.Personalities linked to the commune* Sandrine Goeyvaerts (1981-), Belgian sommelier, wine merchant, columnist and author, was born in Oupeye.* Sébastien Delfosse (1982-), cyclist, was born in Oupeye.* Olivier Pardini (1985-), cyclist, was born in Oupeye.* Adrien (1989-), candidate of the season 4 of the show "Mariés au premier regard" broadcasted on RTL-TVI from 14/02/2021 to 04/04/2021, was born in Oupeye.Sources:https://fr.wikipedia.org/wiki/Oupeyehttps://en.wikipedia.org/wiki/Oupeyehttps://fr.wikipedia.org/wiki/Liste_du_patrimoine_immobilier_class%C3%A9_d%27Oupeye