Roia

Roia or ROIA may refer to:
 * Roia (Kiba), a character in the anime Kiba
 * Roia (river), a river in Italy and France
 * Radio One (company), an American broadcasting corporation
 * Râoaia River, a river in Romania
 * Restoration of Order in Ireland Act 1920
 * Rural Oahu Interscholastic Association