Geismar is a Thuringian municipality in the district Eichsfeld, in Thuringia, Germany
Geismar may also refer to:
Places Ershausen/Geismar, a Verwaltungsgemeinschaft ("collective municipality") in the district Eichsfeld, in Thuringia, Germany Geismar, a municipality in the above Geismar, Louisiana, an unincorporated area in Ascension Parish Geismar, an incorporated village of Göttingen, Germany
People Gédéon Geismar (1863-1931), a French Brigadier-General Bertel Geismar Haarder (born 1944), a Danish politician Friedrich Caspar von Geismar, also known as Fyodor Geismar (1783–1848), an Austrian-German military officer Jårg Geismar (born 1958), a German artist Léon Geismar (born 1895), a French politician Luc Geismar (born 1966), French politician Maxwell Geismar (1909–1979), an American author Tom Geismar (born 1931), an American graphic designer Alain Geismar (born 1939), French politician
Other Chermayeff & Geismar & Haviv, a New York-based branding and graphic design firm