1. Brahmin: Bharti is a common surname among some Brahmin communities in North India, particularly in the states of Uttar Pradesh, Bihar, Madhya Pradesh, and Rajasthan.
2. Rajput: In certain regions, the Bharti surname is also found among Rajput communities. For instance, it is seen among Rajputs in the state of Rajasthan.
3. Kayastha: Bharti is also a prevalent surname among Kayastha communities in different parts of India. Kayasthas are traditionally known as scribes and administrators.
4. Marwari: In the Marwari community, which originates from the state of Rajasthan, the Bharti surname is quite common.
5. Jain: Bharti is also found as a surname among some Jain families across India.
It's important to note that surnames alone cannot definitively determine one's caste or community, and there can be variations in caste associations based on regional and historical contexts.