Ratisbonne and Ratisbon are the French and English alternative names for Regensburg, a city in south-east Germany. Ratisbonne and Ratisbon may also refer to:

• Battle of Ratisbon (1809), also called the Battle of Regensburg, a battle fought during the Napoleonic Wars
• Ratisbonne Monastery, a monastery in Jerusalem
• Treaty of Ratisbonne (1630), also known as Peace Treaty of Regensburg, a peace treaty following the War of the Mantuan Succession

• Andreas of Ratisbon (14th–15th century), Bavarian historian
• Berthold of Ratisbon (13th century), Franciscan of the monastery of Ratisbon
• Louis Ratisbonne (1827–1900), a French man of letters
• The Ratisbonne Brothers, brothers who converted from Judaism to Catholicism
  • Marie-Alphonse Ratisbonne (1814-1884), a French Jew who converted to Catholicism and became a Jesuit Catholic priest and missionary
  • Marie-Théodor Ratisbonne (1802–1884), a French Jewish convert to Catholicism who became a priest and missionary

• All pages with titles containing Ratisbonne
• Regensburg (disambiguation)

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