one's next of kin

one's closest living relative or relatives. The police notified the dead man's next of kin. My next of kin lives 800 miles away.

Name	Pronounced	Usage
Prem	-	Indian, Hindi, Marathi, Tamil, Telugu, Kannada, Malayalam, Nepali
JustÍNa	-	Slovak
Laurence	['lɔrəns]
Rosaline	['rɔzəlin]
Erkki	ERK-kee	Finnish
Edyta	e-DI-tah	Polish