South Londonderry can refer to:
In Northern Ireland
- South Londonderry (UK Parliament constituency), a former UK Parliament constituency
- South Londonderry (Northern Ireland Parliament constituency), a former Northern Ireland Parliament constituency
- The southern part of County Londonderry
In the United States
- South Londonderry Township, Pennsylvania
- South Londonderry, Vermont
- South Londonderry Village Historic District
See also
- Londonderry (disambiguation)
- Derry (disambiguation)