Suppan

Suppan is a Germanized form of the Slavic surname Zupan (or Župan). Notable people with the surname include:


 * Armin Suppan (born 1959), Austrian musician
 * Arnold Suppan (born 1945), Austrian historian
 * Gernot Suppan (born 1985), Austrian footballer
 * Jeff Suppan (born 1975), American pitcher
 * Sigismund Suppan (1814–1881), bishop of Banská Bystrica
 * Wolfgang Suppan (1933–2015), Austrian musicologist