A pier is a raised walkway over water, supported by widely spread piles or pillars.

Pier or PIER may also refer to: __NOTOC__ People with the name Pier (given name) Pier (surname)

Acronym Pacific Island Ecosystems at Risk (PIER), a sub-website of the 1997–2012 Hawaiian Ecosystems at Risk project (HEAR) Percutaneous intentional extraluminal revascularization, a procedure in interventional radiology Progress in Electromagnetics Research, a peer-reviewed open access scientific journal Policing Institute for the Eastern Region, part of Anglia Ruskin University, England

Other uses Pier (architecture), an upright support used in buildings Pier (bridge structure) an upright support between two spans of a bridge The Pier, a 2011 Irish romantic drama film

See also Piers (disambiguation) San Pier (disambiguation)