Cognomen Sisira (Sisira 
, ศิศิรา ) , worldwide, is quite a rare last name. The cognomen Sisira is characteristic of Sri Lanka, where it is quite a rare surname, Qatar, and Kuwait. Not in comparison with a country's population, it is the most numerous in Sri Lanka, Saudi Arabia, and Qatar. More prevalently, Sisira is the forename as well as the last name.
Das, Bandara, Pradhan, Maharana, Paetanom, Liyanage, Jayalath, Fernando, Intharat, Mahapatra, Sivawitchagit, Sasidharan, Senarathna, Senanayake, Ranasinghe, Jayasinghe, Hemthanont, Wijesinghe, Chandrasiri, Dissanayake, Gunawardana, Jayawardena, Adikari, Weerasinghe, Mohanty, Gamage, Sahu, Sasi, Dash, Jena, Malik, Samal, Sahoo, Silva, Swain, Barik, Kumar, Patra, Panda, Dalai, Gouda, Nayak, Mishra, Suresh, Behera, Kumara, Perera, Herath, and Hettiarachchi