Synonyms of one's (own) flesh and blood in English:

one's (own) flesh and blood


See definition of one's (own) flesh and blood

phrase

1‘the child was after all their own flesh and blood’

SYNONYMS
family, relative, relatives, relation, relations, blood relation, blood relations, family member, family members, kin, next of kin, kinsfolk, kinsman, kinsmen, kinswoman, kinswomen, kindred, connection, connections
informal folks, nearest and dearest
dated people