Maharaja Rameshwar Singh Bahadur (ruled 1898 to 1929) (born 16 January 1860, died 3 July 1929). He became Maharaja of Darbhanga after the death of his elder brother Lakshmeshwar Singh, who died without issue.
This succession occurred when Maharaja Rameshwar Singh Bahadur took over as ruler of Darbhanga after the passing of his older brother Lakshmeshwar Singh, who had no children to inherit the throne.