Alfred Merz (24 January 1880 in Perchtoldsdorf, Niederösterreich – 16 August 1925 in Buenos Aires) was an Austrian geographer, oceanographer and director of the Institute of Marine Science in Berlin. He died of pneumonia in Buenos Aires while on an expedition to survey the South Atlantic and is buried in Perchtoldsdorf. Merz Peninsula is named after him.
- Hydrographische Untersuchungen im Golf von Triest, 1911
- Die Oberflächentemperatur der Gewässer, 1920
- Die atlantische Vertikalzirkulation, 1922-1933 (with Georg Wüst)
- Writings about exploration with the German research vessel Meteor, completed by Albert Josef Maria Defant
- Overview of Lectures by Alfred Merz from the University of Leipzig (1906).
- Newspaper clippings about Alfred Merz in the 20th Century Press Archives of the ZBW