Gustav Schmidt may refer to:

• Gustav Schmidt (general) (1894–1943), German military officer, lieutenant general in World War II
• Gustav Schmidt (canoeist) (1926–2016), German canoeist
• Gustav Schmidt (composer) (1816–1882), German composer, see Philharmonisches Staatsorchester Mainz

• Cathedral Notre-Dame
• Cathedral Oceans
• Cathedral Oceans I
• Cathedral of Aberdeen
• Cathedral of Albi
• Cathedral of Angers
• Cathedral of Angouleme
• Cathedral of Angoulême
• Cathedral of Ani
• Cathedral of Aosta
• Cathedral of Apt
• Cathedral of Archangel Michael
• Cathedral of Assisi
• Cathedral of Barcelona
• Cathedral of Bari
• Cathedral of Beauvais
• Cathedral of Blessed Virgin Mary, Queen of Poland, Warsaw
• Cathedral of Brasilia
• Cathedral of Brasília
• Cathedral of Buenos Aires
• Cathedral of Cahors
• Cathedral of Castelfranco Veneto
• Cathedral of Cefalu
• Cathedral of Cefalù
• Cathedral of Chihuahua