''Dawsonia'' is the scientific name of several genera of organisms and may refer to:
*
''Dawsonia'' (plant), a genus of moss some reaching up to 65 cm (two feet) in length
*
''Dawsonia'' (trilobite), an
eodiscoid trilobite
*
''Dawsonia'' (problematicum), a Palaeozoic problematicum
{{Genus disambiguation