William Albert Setchell

William Albert Setchell
Born(1864-04-15)April 15, 1864
DiedApril 5, 1943(1943-04-05) (aged 78)
NationalityAmerican
Alma materYale University (BA)
Harvard University (PhD)
Scientific career
FieldsBotany
Marine phycology
InstitutionsUniversity of California, Berkeley

William Albert Setchell (April 15, 1864 – April 5, 1943) was an American botanist and marine phycologist who taught at the University of California, Berkeley, where he headed the Botany Department. Among his publications are the Phycotheca Boreali-Americana, a multi-volume specimen collection of dried algae, and the Algae of Northwestern America, a reference work.