All over the world, Cinu (Cinu 
) is quite a common dominantly boy's, but seldom girly first name. The forename Cinu is characteristic of India, where it is a rare dominantly boy's, but infrequently girly name, and Kuwait, where it is a rare masculine name. Much less frequently, Cinu is the last name as well as the forename.
Bai, Murali, Samuel, Syriac, Chacko, Cyriac, Pillai, Philip, George, Joseph, Thakor, Thomas, Mathews, Stephen, Abraham, Cherian, Clement, Piracat, Chandran, Varghese, Vikraman, Sebastian, James, Varughese, Rajan, Kumar, Ram, Raj, Rao, Das, Joy, Job, Minu, Sood, Alex, Bala, Baby, Paul, Raja, Devi, Jose, John, Maria, Marks, Singh, Anish, Ammal, Peter, and Chandrasekharan