| Julius H. Johnston | |
| Birth Date: | 2 August 1905 |
| Coach Sport1: | Football |
| Coach Years2: | 1934–1938 |
| Coach Team2: | Cameron |
| Coach Years3: | 1940–1942 |
| Coach Team3: | New Mexico State |
| Coach Sport4: | Basketball |
| Coach Years5: | 1940–1942 |
| Coach Team5: | New Mexico State |
| Overall Record: | 6–21 (college football) 32–12–4 (junior college) |
| Championships: | Football 1 OJCC (1934) |
Julius Harvey "Ju" Johnston (August 2, 1905 – December 15, 1980) was an American football and basketball player and coach. He served as the head football coach at Cameron Junior College—now known as Cameron University—in Lawton, Oklahoma from 1934 to 1938.[1] Johnston was the head football and men's basketball coach at New Mexico College of Agriculture and Mechanic Arts—now known as New Mexico State University—from 1940 to 1942.[2]