New Philadelphia

New Philadelphia can refer to:


 * New Philadelphia, Illinois, USA
 * New Philadelphia, Indiana, USA
 * New Philadelphia, Ohio, USA
 * New Philadelphia High School
 * New Philadelphia, Pennsylvania, USA
 * Nea Filadelfeia, Attica, Greece; a suburb of Athens; aka "New Philadelphia"
 * Nea Filadelfeia, Thessaloniki, Greece; a village; aka "New Philadelphia"