Helder Nicknames:

• Hell
• Hel
• Hels
• Helly
• Heldy
• Held
• Helde
• Hed
• Heddy
• Heddy Bear

Helder Variants:

• Hélder (Portuguese variant)
• Hellard (English variant)
• Hildard (German variant)
• Hildur (Icelandic variant)
• Hildardo (Spanish variant)
• Hildhard (German variant)
• Hilhard (German variant)
• Hildert (Dutch variant)
• Hildreth (English variant)
• Hildward (German variant)