Har-Zion or Har Zion (Hebrew: הר ציון, "Mount Zion") may refer to:
- Meir Har-Zion (1934-2014), Israeli commando
- Temple Har Zion, Thornhill, Ontario, Canada, see List of synagogues in the Greater Toronto Area
- Har Zion Cemetery near the community of Collingdale, Pennsylvania, United States, where the Hermesprota Creek begins
- Har Zion Synagogue, Wynnefield, Philadelphia, United States