Landsberg is a surname. Notable people with the surname include:
Agnes of Landsberg (12th-century–1266), German noblewoman
Barthold Nicolai Landsberg (c.1668 – 1740) Norwegian military officer
David Landsberg, American actor, writer, producer and director who was born in Brooklyn, New York
Eddie Landsberg (born 1971), Tokyo-based, Philadelphia-born jazz organist
Ernst Landsberg, German jurist
Georg Landsberg (1865–1912), German mathematician
Grigory Landsberg, Soviet physicist
Herrad of Landsberg (died 1195), Alsatian nun and abbess of Hohenburg Abbey in the Vosges mountains
Hilary Landsberg (1834–1898), cloth manufacturer
Johan Landsberg (born 1974), Swedish professional tennis player
Karl Landsberg (1890–1964), Swedish cyclist
Klaus Landsberg (1916–1956), pioneering electrical engineer who made history with early commercial telecasts
Leopold Landsberg (1861–1935), Jewish industrialist in Russia and Poland
Marceli Landsberg (1890–1951), physician, specialist in internal medicine and contagious diseases, professor of the Medical Academy in Lodz
Michael Landsberg (born 1957), Canadian sports journalist
Michele Landsberg, Canadian writer
Otto Landsberg (1869–1957), German jurist, politician and diplomat
Paul Ludwig Landsberg (1901–1944), German-Jewish philosopher
Paul-Louis Landsberg (1901–1944), existentialist philosopher
Rolf Landsberg (1920–2003), German Professor of physical chemistry
William Landsberg (1915–2013), Brooklyn-born modernist architect
Sophie of Landsberg (c. 1250–1318), German princess, member of the House of Wettin and by marriage Duchess of Glogów
Theodoric of Landsberg (1242–1285), member of the House of Wettin, Margrave of Landsberg from 1265 until his death
Vytautas Landsbergis (1932-), Lithuanian politician
