Helprich Haico Stephanus Adrianus Scharn (18 June 1945 – 10 June 2021) was a Dutch middle-distance runner. He competed at Helsinki's 1971 European Athletics Championships in the 1500 m, in which he reached the eighth place in the final. He competed at the 1972 Summer Olympics, again in the 1500 m, advancing to the semi-finals. He finished in fourth place in this event at the 1974 European Athletics Championships in Rome.