Herman Johannsen
Herman Smith “Jackrabbit” Johannsen was a Norwegian supercentenarian. His age has been validated by the Gerontology Research Group (GRG) and the European Supercentenarian Organisation (ESO), and recognised by LongeviQuest (LQ).
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Johannsen’s age was verified by Robert Young and Dag Hoelseth (GRG), as well as Jimmy Lindberg (ESO), and was validated by the latter organisation on 2 April 2022.