🌐EnglishEnglishFrançaisItalianoPortuguêsไทยEntityQ3613184· pop 7· linked from 79 articlesGrand Ducal HighnessAlso known as HGDH, Her Grand Ducal Highness, His Grand Ducal Highness, Your Grand Ducal Highnessstyle of addressAvailable in 7 languagesFrançaisPortuguêsItalianoBurmeseUkrainianไทยvia Wikidata sitelinks · CC0ConnectionsHis HighnessEntityAsiaEntityCategoriesRoyal stylesStyles (forms of address)