Background
Rumjahn was born in Hong Kong and was educated at the Queen"s College.
Rumjahn was born in Hong Kong and was educated at the Queen"s College.
He entered into business when he was young and became the proprietor of the H. Price & Company, later Gand Price and Company Closely involved with community affairs, he was made Justice of the Peace as an honour appreciated by the Indian community in Hong Kong. He moved to Shanghai in 1912 to commence his business there.
He died on 30 November 1925 at his residence in Shanghai at the age of 64.
He had six sons: Sirdar Rumjahn worked for the Omar, A.L., M. Rumjahn in Tientsin, R. Rumjahn in Canton, and North. Rumjahn in Shanghai with his father.
He became unofficial member of the Sanitary Board in 1903 election, in which he retired after serving for one term.