Jonsson

The taxon authority Jonsson, Jónsson and Jönsson may refer to:

Helgi Jónsson (1867–1925, Jónss.), Icelandic botanist and phycologist
K. Ingemar Jönsson, Swedish tardigradologist
Kesara Anamthawat-Jónsson (fl. 2019, K.Anamth.-Jon.), Thailand-born botanist active in Iceland
Knud Andreas Jønsson, Danish ornithologist
Sigurdur Jónsson (1926–2007, S.Jónss.), Icelandic phycologist

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