Alcor

Alcor may refer to:


 * Alcor (star), also known as 80 Ursae Majoris, a star in Ursa Major very close to Mizar
 * Alcor Life Extension Foundation
 * Alcor sailplane, a high altitude pressurized sailplane developed by aeronautical engineer Robert Lamson
 * ALCOR, a programming language
 * French name of the anime and manga hero Kouji Kabuto