SJK
| Acronym | Definition |
|---|---|
| SJK | Santa Justa Klan (Spanish) |
| SJK | Sekolah Jenis Kebangsaan (Malaysian: National-Type Public School; Malaysia) |
| SJK | Sterling James Keenan (pro wrestler) |
| SJK | Schwule Jugendgruppe Koblenz (German: Gay Youth Group Koblenz; Koblenz, Germany) |
| SJK | Schweizerische Juristische Kartothek (German: Swiss Legal Records; Switzerland) |
| SJK | Stichting Japanse Krijgskunsten (Dutch: Japanese Martial Arts Foundation; Netherlands) |
| SJK | Sorta Just Kidding |