HRH

IKH is an abbreviation for:

• Her Imperial Highness (in front of the title and name of the non-ruling members of an imperial family), see Salutation # Historical Salutations
• Her Royal Highness (in front of the title and name of the non-ruling members of a royal family or the members of a grand ducal house), see Salutation # Historical Salutations

This is a disambiguation page for differentiating between several terms identified with the same word.