This article is from the Paganism FAQ, by susanhk@ccwf.cc.utexas.edu (Susan Harwood Kaczmarczik) with numerous contributions by others.
Because neopaganism follows so many traditions from many different
parts of the world, there is no single set of holidays that all
neopagans celebrate. Several calendars are available which list many
different holidays, one or more for every day of the year. Most of
these holidays are either dedicated to particular deities (e.g.
Brighid, Diana, Thor), or mark seasonal changes in the environment
(e.g. the solstices and equinoxes). What specific holidays are
celebrated is something decided within a certain tradition, or by the
individual.
 
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