Pio

Pio or PIO may refer to:

Places

 * Pio Lake, Italy
 * Pio Island, Solomon Islands
 * Pio Point, Bird Island, south Atlantic Ocean

People

 * Pio (given name)
 * Pio (surname)
 * Pio (footballer, born 1986), Brazilian footballer
 * Pio (footballer, born 1988), Brazilian footballer

PIO

 * Programmed input–output, a method of computer data transmission
 * Public information officer of a government department
 * Person of Indian Origin, a person of Indian descent
 * Pilot-induced oscillation, an undesirable phenomenon in aircraft control

Other uses

 * Pio, prefix of 250 octets, a unit of information in computer science