Cognomen Dayalji (Dayalji 
) , throughout the world, is a very rare last name. The family name Dayalji is habitual in the United Kingdom, where it is a very rare surname, Canada, where it is an extremely rare surname, and the United States. Measured by absolute frequency, it is the most numerous in the United Kingdom, the United States, and India. More prevalently, Dayalji is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Dayalji | India, United States, Canada, United Kingdom |