KFO


 * ISO 639:kfo
 * Kanojo ga Flag o Oraretara
 * Killybegs Fishermen's Organisation (one of the three which form the Federation of Irish Fishermen)
 * Knight of the Royal Order of Francis I
 * Kukla, Fran and Ollie
 * Royal Stockholm Philharmonic Orchestra (Kungliga Filharmoniska Orkestern)
 * Kfo, Korean League of Legends player