Movie director John Waters is a big fan of Pia.
Pia was married twice, with Meshulam Riklis (from 1977 to 1993), and with Jonathan Kaufer (from 1995 to 2001). She has 3 kids, Kady (1985) and Christopher Barzie (1987) from Meshulam Jordan Maxwell (1997) from Jonathan.
Pia is 5' (1.52 m).
Pia has adopted her mother's maiden name Zadora as her last name.