Sida

Template:Sister project Sida may refer to:

• Sida (crustacean), a genus of cladoceran water fleas
• Sida (plant), a genus of flowering plants
• Security Identification Display Area, US FAA
• Swedish International Development Cooperation Agency, a Swedish governmental agency
• Acquired Immune Deficiency Syndrome (AIDS), a disease, abbreviated as SIDA in several languages
• Sidaction, a French charity organization
• Two journals published by the Botanical Research Institute of Texas
• The fruit of the Coula edulis tree, also called the Gabon nut
• Amphoe Sida, a district in Nakhon Ratchasima Province, Thailand
• Sida, a village near Gali, Abkhazia, the site of the 1997 Sida shooting