BGI

BGI may refer to:


 * Bainbridge Graduate Institute, an MBA program based in Washington State
 * Bagnoles-Gaussen Index, or Gaussen Index, a climatological measure of aridity
 * Barclays Global Investors, an asset management business
 * Basic Ground Instructor, a class of Ground Instructor certificate issued in the United States by the Federal Aviation Administration
 * BGI Genomics, a genome sequencing company in China
 * Borland Graphics Interface, a graphics library included with many Borland compiler products in the 1990s
 * Grantley Adams International Airport, an airport in Barbados (IATA airport code)