Family name Ramkrishan (Ramkrishan 
) , globally, is a very rare surname. The surname Ramkrishan is habitual in India, where it is an extremely rare surname, and China. Much more prevalently, Ramkrishan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ramkrishan | China, South Africa, United States, India, Canada |
Řàmkrishan, and Řãmkřîšhãň
Sah, Ingle, Yadav, Mandal, Mahato, Mishra, Sharma, Shinde, Pandey, Paswan, Prasad, Rajput, Gautam, Thakur, Tiwari, Solanki, Agarwal, Kushwah, Gavande, Tripathi, Upadhyay, Chaudhary, Verma, Tayde, Goyal, Gupta, Ram, Ray, Roy, Das, Lal, Jha, More, Sahu, Shaw, Soni, Choudhary, Bans, Paul, Raut, Dube, Mahto, Saini, Shahi, Singh, Bhatt, Kumar, Patil, Kaul, and Khandelwal