Marietta Hannon Rousseau

Mariette Hannon Rousseau
Born(1850-03-20)20 March 1850
Died14 January 1926(1926-01-14) (aged 75)
NationalityBelgian
Scientific career
FieldsBotany, mycology

Marietta Hannon Rousseau, also known as Mariette Rousseau (1850–1926), was a Belgian mycologist and taxonomist specializing in cryptogamic plants and fungi. She published several works on fungi from 1879 to 1905 with Elisa Caroline Bommer, focusing primarily on Belgium.