Rial may refer to:

• Rial (surname)
• Rial (racing team), a German Formula One team that raced between 1988 and 1989

In currency:

• Cambodian riel, the official currency of Cambodia
• Iranian rial, the official currency of Iran
• Omani rial, the official currency of Oman
• Qatari riyal, the official currency of Qatar
• Saudi riyal, the official currency of Saudi Arabia
• Yemeni rial, the official currency of Yemen  

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