FEB

FEB may refer to:
 * February, as an abbreviation for the second month of the year in the Gregorian calendar
 * Brazilian Expeditionary Force (Portuguese: Força Expedicionária Brasileira)
 * Federal Executive Boards, in the US
 * Federation of Enterprises in Belgium
 * Spanish Basketball Federation (Spanish: Federación Española de Baloncesto)
 * Federatie Eredivisie Basketball, which runs the Dutch Basketball League
 * FeB, chemical formula for iron boride