Gertrude

Gertrude or Gertrud may refer to:

• The "underwater phone" used by submarines for communication
• Gertrude (Hamlet), Hamlet's mother
• Gertrud (novel), by Hermann Hesse
• Gertrud (play), by Hjalmar Söderberg
• Gertrud (film), a 1964 Danish film based on Söderberg's play
• Gertrude (crater), a crater on Uranus' moon Titania

Places named Gertrude:

• Gertrude, Arkansas
• Gertrude, California

People with Gertrude as the full name:

• Gertrude of Aldenberg (1227-1297), blessed in the Roman Catholic Church
• Gertrude of Austria (1226–1288)
• Gertrude of Babenberg (d. 1150), Duchess of Bohemia
• Gertrude of Bavaria (d. 1197), Queen of Denmark
• Gertrude of Brunswick (d. 1117), Markgräfin of Meissen
• Gertrude of Dagsburg (d. 1225), Duchess of Lorraine
• Gertrude of Hackeborn (1223-1292), Abbess of Hellfta
• Gertrude of Hohenburg (d. 1281), Queen of the Romans
• Gertrude of Merania (1185–1213)
• Gertrude of Nivelles (626–659)
• Gertrude of Saxony (d. 1113), Regent of Holland
• Gertrude of Süpplingenburg, Duchess of Bavaria and Saxony
• Princess Gertrude, daughter of Henry the Lion
• Gertrude the Great (1256–1301) known informally as Saint Gertrude
• Saint Gertrude, also known as Gertrude of Hamage, founder of the convent Hamage near Douai
• Gertrude of Holland, wife of Robert I, Count of Flanders

People with the given name Gertrude:

• Gertrude (given name)

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