IBSA can stand for:

• International Blind Sports Federation, the governing body for blind sports
• India-Brazil-South Africa Dialogue Forum, commonly known as IBSA, a three-country alignment
• Interstate Batteries, a private company of US
• International Bible Students Association, the name of various non-profit religious corporations in the United Kingdom and other countries, affiliated with the Watch Tower Society (Jehovah's Witnesses)

• Ministry of Road Transport and Highways (India)
• Ministry of Rural Development
• Ministry of Rural Development (Malaysia)
• Ministry of Sanitation and Drinking Water (India)
• Ministry of Science and Innovation
• Ministry of Science and Technology
• Ministry of science and technology (Bangladesh)
• Ministry of Science and Technology (Bangladesh)
• Ministry of Science and Technology (Brazil)
• Ministry of Science and Technology (Burma)
• Ministry of Science and Technology (Croatia)
• Ministry of science and technology, Ethiopia
• Ministry of Science and Technology (Israel)
• Ministry of Science and Technology (Japan)
• Ministry of Science and Technology (Myanmar)
• Ministry of Science and Technology of Thailand
• Ministry of Science and Technology (Republic of China)
• Ministry of Science and Technology (Sri Lanka)
• Ministry of Science and Technology (Thailand)
• Ministry of Science and Technology (Vietnam)
• Ministry of Science, Communication and Technology
• Ministry of Science (Iceland)
• Ministry of Science, ICT and Future Planning
• Ministry of Science, Industry and Technology
• Ministry of Science (Poland)