Rial, riyal, or RIAL may refer to:
- Rial (surname), a surname (and list of people with the name)
- Royal Institution for the Advancement of Learning, McGill University
- Rial Racing, a former German Formula One team
Currency
editVarious currencies named rial, riyal or riel (derived from Spanish/Portuguese real):
- Iranian rial, the currency of Iran
- Omani rial, the currency of Oman
- Yemeni rial, the currency of Yemen
- Cambodian riel, the currency of Cambodia
- Moroccan rial, a former currency of Morocco
- Tunisian rial, a former currency of Tunisia
- The Hejaz riyal
- The Qatari riyal
- The Saudi riyal
- A popular nickname for the 20-piastre Egyptian coin
- A popular nickname for the 5-santimat Moroccan coin
- Alriyal Alfransi (lit. French Riyal), the Arab name for the Maria Theresa thaler