Peci or PECI may refer to: Peci, a type of cap PECI (gene) Peći, Bosansko Grahovo, a village in Bosnia and Herzegovina Peći (Ključ), a village in Bosnia and Herzegovina Peći (Srebrenica), a village in Bosnia and Herzegovina Platform Environment Control Interface Portland Energy Conservation
People Aleksandër Peçi (born 1951), Albanian composer Sotir Peçi (1873–1932), Albanian politician Faton Peci József Pecsovszky (1921–1968), Romanian footballer