Mahamahopadhyaya Chandrasekhara Singha Harichandana Mahapatra Samanta (Odia: ????????????? ?????????? ???? ???????? ???????? ??????), popularly known as Pathani Samanta (Odia: ????? ??????) (13 December 1835 - 11 June 1904) was an Indian astronomer and scholar who measured the distance from earth with a bamboo pipe and many other traditional instruments that he built.
This earned him the "Mahamahopadhyaya" award in 1893.
His observations, research and calculations were compiled into a book Siddhanta Darpana which has verses written in Sanskrit in Odia script.