Worldwide, Illur (Illur 
) is a very rare unisex first name. The first name Illur is characteristic of Southern Asia, particularly India, where it is an extremely rare epicene name. Predominantly, Illur is the last name as well as the forename.
Suma, Varsha, Vinaya, Viresa, Meghana, Santosa, Akshata, Prakasa, Jayasri, Triveni, Viranna, Veeresh, Sasikala, Anuradha, Abhilash, Krsnayya, Gururaja, Gitabayi, Narayana, Nagaraja, Hanamayya, Santabayi, Nelson, Laksmi, Rashmi, Pavana, Srti, Gita, Vina, Madhu, Ashok, Krsna, Radha, Rekha, Gopal, Jyoti, Shrinivas, Mahesh, Satish, Sujata, Ananda, Arpita, Adarsh, Aditya, Aksata, Balaji, Kavita, Kirana, Sarita, and Srinivasa