Surname Ratanbai (Ratanbai 
) , in the world, is a very rare family name. The surname Ratanbai is habitual in Southern Asia, particularly India, where it is an extremely rare surname. Much more frequently, Ratanbai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ratanbai | India, United Kingdom |
Mane, Shinde, Bhosle, Kamble, Rajput, Rathod, Girase, Londhe, Jagtap, Jadhav, Thorat, Solanki, Sonvane, Chauhan, Bansode, Devkate, Narvade, Shendage, Bhalerao, Deshmukh, Gayakwad, Waghmare, Shelke, Shelar, Ingle, Tambe, Mali, More, Mote, Shah, Aher, Kale, Koli, Paul, Pole, Raut, Chaudhary, Gade, Jain, Vagh, Maske, Sable, Barde, Kadam, Patil, Patel, Pawar, Gadde, Gore, and Suryavanshi