Family name Tatlu (Tatlu 
) , throughout the world, is a very rare last name. The cognomen Tatlu is habitual in Southern Asia, particularly India, where it is an extremely rare surname. Much more frequently, Tatlu is the forename as well as the last name.
Allu, Choppa, Pitani, Rajana, Dalayi, Dasari, Tanari, Israpu, Masarpu, Bandaru, Bangaru, Killadi, Patalam, Ruthala, Gontina, Jagarpu, Viiahpu, Vennela, Shaniwada, Kundrapu, Appikonda, Balireddy, Areddy, Tirri, Lenka, Lalam, Cadu, Bela, Pamu, Ravi, Devi, Eddu, Ommi, Marri, Molli, Shaik, Animireddy, Bandi, Botta, Karri, Kolli, Kıss, Palla, Paila, Pikki, Doddi, Dunga, Gorli, Boddu, and Panchadarla