What does HGDH stand for?
HGDH stands for "His/Her Grand Ducal Highness"
How to abbreviate "His/Her Grand Ducal Highness"?
"His/Her Grand Ducal Highness" can be abbreviated as HGDH
What is the meaning of HGDH abbreviation?
The meaning of HGDH abbreviation is "His/Her Grand Ducal Highness"
What does HGDH mean?
HGDH as abbreviation means "His/Her Grand Ducal Highness"
