Definition that contains eldest
- charles the eldest son of Elizabeth II and heir to the English throne (born in 1948)
- dauphin formerly, the eldest son of the King of France and direct heir to the throne
- shem (Old Testament) eldest son of Noah
- esau (Old Testament) the eldest son of Isaac who would have inherited the covenant that God made with Abraham and that Abraham passed on to Isaac; he traded his birthright to his twin brother Jacob for a mess of pottage
- prince charles the eldest son of Elizabeth II and heir to the English throne (born in 1948)
- princess royal the eldest daughter of a British sovereign
- primogeniture right of inheritance belongs exclusively to the eldest son
- mary ii Queen of England and Scotland and Ireland; she was the eldest daughter of James II and ruled jointly with her husband William III (1662-1694)