Vienna History Wiki (German: Wien Geschichte Wiki) is a freely accessible online collection of reference works in German about the history of Vienna.

The main content of the wiki are persons, buildings, topographical objects (streets, parks, waters, districts...), organisations, events and other items (such as special German expressions used in Vienna).

It is written by Municipal and Provincial Archives of Vienna and Vienna City Library staff as well as external experts, and all content is subject to an editorial process and approved before publication.

[1] Cornerstone of the wiki are more than 27,000 articles (31,000 entries) of the six-volume encyclopedia „Historisches Lexikon Wien" edited by Felix Czeike (2nd edition 2004).

The wiki is still growing, and demonstrates a satisfied user base[2]