Uno Nicknames:

• Un
• Ono
• Unie
• Uno-Uno
• Unoito
• Unito
• Unni
• U
• Uno-bear
• Uno-chan

Uno Variants:

• Unni (Norwegian)
• Unno (Japanese)
• Unon (Finnish)
• Eino (Finnish)
• Onni (Finnish)
• Onno (Dutch)
• Onofre (Portuguese, Spanish)
• Onofrio (Italian)
• Onur (Turkish)
• Onni (Finnish)