SJC may stand for:
- IATA airport code for Norman Y. Mineta San Jose International Airport, San Jose, California, United States
- not to be confused with Juan Santamaría International Airport in San José, Costa Rica (IATA code SJO)
- Saigon Jewelry Holding Company (Trade name - SJC), The SJC brand is highly regarded in Vietnam as well as in Asia-Pacific region of market share in gold bullions
- St. John's College, University of British Columbia, a residential college in the University of British Columbia, Vancouver
- St. John's College, University of Hong Kong, a student residential hall in the University of Hong Kong
- St John's College, University of Queensland, a student residential college in the University of Queensland, Australia
- St John's College, Oxford, a constituent college of the University of Oxford
- St John's College, Cambridge, a constituent college of the University of Cambridge
- St. John's College High School, a high school in Washington, D.C.
- St. John's College, Hamilton, a high school in Hamilton, New Zealand
- St. Joseph's College, Curepipe, a prestigious secondary school in Curepipe, Mauritius
- St. Joseph's College, Allahabad, an English-medium school in Uttar Pradesh, India
- St Joseph's College, Geelong, a Roman Catholic school in Geelong, Australia
- St. Joseph's College, Hong Kong, a secondary school in Hong Kong
- St. Joseph's College, Hunters Hill, a Roman Catholic Marist school in Sydney, Australia
- San Juan Capistrano, a city in Orange County, California, United States
- San Juan Creek, a creek flowing through the city
- São José dos Campos, a city in São Paulo, Brazil
- Senate Judiciary Committee, a standing committee of the United States Senate
- Maine Supreme Judicial Court, the highest court in the United States state of Maine
- Massachusetts Supreme Judicial Court, the highest court in the United States state of Massachusetts
- Social Justice Coalition community based NGO in South Africa
- SJC Custom Drums, custom drum company