Wikipedia:List of hoaxes on Wikipedia

For the purpose of this list, a hoax is defined as a clear and deliberate attempt to deceptively present false information as fact.

A hoax is considered notable enough for inclusion in this list if it evaded detection for more than one month or was discussed by reliable sources in the media.

Do not list Wikipedia April Fools' Day pranks or factual articles about encyclopedically notable hoaxes.

Academic research has investigated the impact and characteristics of Wikipedia hoaxes, and has proposed automated methods for detecting them.

Many false statements can be a result of a mistake or might represent cases where the person who added them believed in claims made.

"Bicholim conflict", [ 1 ] one of the longest and most elaborate hoax articles on Wikipedia, which in 2007 gained good article status