Sun Jun
Sun Jun may refer to:
- Sun Jun (Three Kingdoms), regent for the emperor Sun Liang of Eastern Wu during the Three Kingdoms period
- Sun Jun (engineer), Chinese tunnel and underground structure engineer, member of the Chinese Academy of Sciences
- Sun Jun (basketball), Chinese basketball player
- Sun Jun (badminton), Chinese badminton player
- Sun Jun (rower), Chinese rower
- Sun Jun (footballer), Chinese footballer