Zimredda, also Zimr-Edda or Zimr-Eddi (Amorite: 𒇽𒍣𒅎𒊑𒁕 ḏimrī hadda, "Hadad is my protection") was the mayor of Sidon, (i.e. the "King of Sidon") in the mid 14th century BC. He is mentioned in several of the Amarna letters, in the late Rib-Hadda series, and later. He authored letters EA 144–45 (EA for 'el Amarna'). Zimredda of Siduna-Sidon, is the only mayor of Siduna in the 1350–1335 BC Amarna letters correspondence, (15–20 year) time period. The Abimilku letters reference Zimredda of Siduna as one of his major enemies in the groups against Abimilku.