The pons (or pons Varolii; "bridge of Varolius") is a part of the brain stem. Pons or pons may also refer to: People Pons (personal name), notable people with Pons as their surname, given name, or singular name Toponyms Pons, Charente-Maritime, a commune in France Pons River, a tributary of the Caniapiscau River (watershed of Ungava bay), in Nunavik, Nord-du-Québec, Quebec, Canada Pons (crater), a lunar impact crater west of the prominent Rupes Altai scarp Other uses Pons, a junior synonym of the butterfly genus Penaincisalia Passive optical network, a telecommunications term Polish Lowland Sheepdog, from the Polish Polski Owczarek Nizinny, a type of sheepdog See also PON (disambiguation) Ponce (disambiguation) Ponciano (disambiguation) Pontian (disambiguation) Ponza (disambiguation)