Osier
# Osier

Osier may refer to:

* Willow or osiers, a genus of deciduous trees and shrubs
   * Common osier (Salix viminalis), a species of willow
* Red osier (Cornus sericea), a species of flowering plant
* Osier, Colorado, an unincorporated community along the Rio de Los Pinos river in Colorado
* Osier, Michigan, a ghost town
* Faith Osier, African immunologist
* Ivan Osier (1888–1965), Danish Olympic medalist
