| H. H. Johnston | |
| Birth Place: | Elm Grove Township, Iowa |
| Death Place: | Lincoln, Nebraska |
| Player Sport1: | Football |
| Player Years2: | c. 1914 |
| Player Team2: | Doane |
| Coach Sport1: | Basketball |
| Coach Years2: | 1919–1922 |
| Coach Team2: | Doane |
| Coach Sport3: | Basketball |
| Coach Years4: | 1919–1923 |
| Coach Team4: | Doane |
| Overall Record: | 16–11–4 (college football) 36–15 (college basketball) |
Harry Herron Johnston (January 22, 1888 – October 18, 1970) was an American football and basketball coach. He was the 18th head football coach at Doane College in Crete, Nebraska, serving for four seasons, from 1919 to 1922, and compiling a record of 16–11–4.[1] Johnston was also the head basketball coach at Doane from 1919 to 1923, tallying a mark of 36–15. Johnston captained the 1914 Doane football team. He also coached at a high school in Crete in the 1940s. He coached the football team at Beatrice High School in Beatrice, Nebraska for two years.[2]
Johnston was born in Iowa and grew up in Neligh, Nebraska. He worked as a federal bailiff and was an insurance agent for many years in Lincoln.[2]