CABI (in various spellings) is an abbreviation that may refer to:
Centre for Agriculture and Bioscience International (CABI, sometimes also referred to as CAB International), a UK-based nonprofit inter-governmental organisation for scientific research and publishing on agriculture and the environment CaBI, the California Birth Index database CaBi, a common nickname for Capital Bikeshare
Cabi may also refer to: Câbi, an official in the Ottoman Empire "Cabi Song", a promotional single by Girls' Generation & 2PM