1) Toponymic surname 
Janzouri or Janzuri or Zanzuri or Zanzouri or Ganzouri or Ganzuri is a family name derived from the name (جَنْزُور Janzūr) (and zanzur (زَنْزُور zanzūr) is same of janzur but in Libyan dialect the ǧīm change to zayn, and ganzur is same of Janzur but the ǧīm is Voiced velar stop), these families reside in Libya, Egypt, Israel ...