Otto Stapf may refer to:
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Otto Stapf (botanist)
Otto Stapf FRS (23 April 1857 – 3 August 1933) was an Austrian born botanist and taxonomist, the son of Joseph Stapf, who worked in the Hallstatt salt-mines. He grew up in Hallstatt and later published about the archaeological plant remains f ...
(1857–1933), Austrian botanist and taxonomist
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Otto Stapf (officer) (1890–1963), German general
{{hndis, Stapf, Otto