Career
Van Dulm participated at the 1924 and 1928 Summer Olympics, in the single and team sabre competition and the team sabre competition respectively. Van Dulm joined the Royal Netherlands Navy in 1900 and was editor of the naval newspaper (Marineblad) from 1919 to 1922. He became a commander in 1924 and would eventually rise to the rank of vice-admiral.
He was commander in chief of the Dutch East-India fleet from 1934-1936.