count henry vi of waldeck, nicknamed "of iron", ( – 16 february 1397 at waldeck castle) was count of waldeck from 1369 to 1397. the nickname "of iron" refers to the fact that, due to his involvement in numerous wars and feud, he was often wearing armour. although he was only the third reigning count named henry, he is generally known as henry vi, because there had earlier been non-ruling counts named henry ii, henry iii and henry v.