PAG may refer to:

Science and medicine Polyalkylene glycol (PAG), a synthetic oil Periaqueductal gray (PAG), a brain region Polyacrylamide gel (PAG), used in an electrophoresis analysis technique Potential acoustic gain, a measure of sound reinforcement system performance

Businesses and organisations PAG (investment firm), an Asian investment firm Penske Automotive Group, NYSE ticker PAG Positive Action Group, a political pressure group on the Isle of Man Premier Automotive Group, a group within Ford Motor Company

Transportation Pagadian Airport, Philippines, IATA code PAG Perimeter Aviation, a Canadian airline, ICAO code PAG

See also Pag (disambiguation) Pags (disambiguation) Professional agrologist (PAg), the professional designation for the agrology profession in Canada