PNHS

PNHS may refer to:
 * Persons of National Historic Significance
 * Plainfield North High School, a public high school in Plainfield, Illinois
 * Portage Northern High School, a public high school in Portage, Michigan
 * Pretoria North High School, a public high school in Pretoria, South Africa
 * Punta National High School - Main (Calamba City)
 * Parañaque National High School