BKF

BKF may refer to:
 * Bar Keepers Friend, a cleaning product
 * the BKF file format, used in the NTBackup command
 * Budapest College of Communication and Business (Budapesti Kommunikációs és Üzleti Főiskola, BKF), a higher education institute in Hungary
 * Burkina Faso, UNDP code
 * Butterfly chair