|This article does not cite any references or sources. (December 2009)|
|Elevation||2,041 m (6,696 ft)|
Mount Ayanganna is a sandstone tepui in the Pakaraima Mountains of western Guyana, 85 kilometres east of Mount Roraima at . With a height of 2,041 metres (6,696 feet) it is the easternmost tepui taller than 2,000 metres. It is part of the Guiana Shield.
Mount Ayanganna is fully within Guyanese territory and is surrounded by rainforest.
Ever since Guyana became a Republic on 23 February 1970, the national flag is hoisted ceremoniously each year on Mount Ayanganna on the eve of the country's Republic Anniversary by members of the Guyana Defence Force (GDF). The GDF named their Georgetown base after Mount Ayanganna.
On 1 November 2005 28 female soldiers hoisted the national flag on the summit after a two day climb.
- BDG Plant Collectors: David Clarke. National Museum of Natural History.
MacCulloch, R. and A. Lathrop. (2009). Herpetofauna of Mount Ayanganna, Guyana: results of the Royal Ontario Museum Ayanganna expedition 2000. Royal Ontario Museum Contributions in Science 4: 1-35.