Harald Udo von Riedl

{{Short description|Austrian botanist and mycologist}}

{{Missing information|Early life, more Career, Personal life, Achievements and honours|date=June 2023}}

Harald Udo von Riedl (born 1936) is an Austrian botanist and mycologist. A species in the Borrage family, Heliotropium riedlii, is named in his honour.{{citation needed|date=November 2011}} His published work is as "Harald Riedl".[https://www.researchgate.net/profile/Harald_Riedl3 Harald Riedl]