Globally, Dayanthi (Dayanthi 
) is a rare girly given name. The first name Dayanthi is characteristic of Southern Asia, particularly Sri Lanka, where it is a rare feminine name, and India, where it is an extremely rare feminine name. Also, Dayanthi is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Dayanthi | India, Australia, United States, Indonesia, Sri Lanka |
| dayanthi nugegoda researcher |
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