Naini or Na'ini could refer to:
Naiṇī Devī, goddess in Hinduism Naini, Prayagraj, a neighborhood of Prayagraj, Uttar Pradesh, India Naini Rajender Reddy, Indian politician Naini (surname), Persian surname Nayani Narasimha Reddy (also spelled "Naini Narasimha Reddy"; 1934–2020), Indian politician Nayini language (also spelled "Na'ini"), Central Plateau language spoken in Iran