Udai Singh

• Udai Singh I, ruler of Mewar during 1468–1473
• Udai Singh II, ruler of Mewar during 1540-1572
• Udai Singh of Marwar, ruler of Marwar during 1583-1595
• Udal of Mahoba also Uday Singh, a heroic Indian warrior, contemporary of Prithviraj Chauhan
• Udai Singh II of Dungarpur, ruler of Dungarpur during 1844-1898
• Udai Singh of Pratapgarh, ruler of Dungarpur during 1864-1890