Cognomen شاشي (Shashi 
, Chachi 
, شاشي 
) , in the world, is a common family name. The cognomen شاشي is characteristic of Sri Lanka, where it is quite a rare surname, Mauritius, and United Arab Emirates. Not in comparison with a country's population, it most frequently occurs in Southern Asia, particularly India, Bangladesh, and Sri Lanka. Much more frequently, شاشي is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Shashi | Nepal, Ethiopia, Bangladesh, India, Sri Lanka |
| Chachi | Ethiopia, United States, Tanzania, Malaysia, India |
| شاشي | Algeria, Morocco, Yemen |