| C. R. MacGillivray | |
| Birth Date: | 21 December 1892 |
| Birth Place: | Winnipeg, Manitoba, Canada |
| Death Date: | April 1963 (aged 70) |
| Death Place: | Michigan, U.S. |
| Alma Mater: | College of Wooster (1917) University of Illinois at Urbana–Champaign Harvard University University of Wisconsin |
| Coach Sport1: | Football |
| Coach Years2: | 1923 |
| Coach Team2: | Franklin HS (PA) |
| Coach Years3: | 1924 |
| Coach Team3: | Oil City HS (PA) (assistant) |
| Coach Years4: | 1925–1926 |
| Coach Team4: | Oil City HS (PA) |
| Coach Years5: | 1927 |
| Coach Team5: | West Virginia Tech |
| Coach Years6: | 1937 |
| Coach Team6: | Lawrence Tech |
| Coach Sport7: | Basketball |
| Coach Years8: | 1923–1924 |
| Coach Team8: | Franklin HS (PA) |
| Coach Sport9: | Track |
| Coach Years10: | 1923–1924 |
| Coach Team10: | Franklin HS (PA) |
| Overall Record: | 4–7–1 (college football) |
| Championships: | 1 MOCC (1937) |
Calvin Ray MacGillivray (December 21, 1892 – April 1963)[1] was an American football, basketball, and track and field coach. He served as the head football coach at New River State School—now known as West Virginia University Institute of Technology—in Montgomery, West Virginia in 1927 and at Lawrence Technological University in Southfield, Michigan in 1937.
McGillivray attended high school in Utah and college in the College of Wooster in Ohio.[2]
MacGillivray began his coaching career at the high school level in Franklin and Oil City, Pennsylvania.[3] He was hired physical director and athletic coach at New River State School—now known as West Virginia University Institute of Technology—in Montgomery, West Virginia in 1927.[4] He served as the head football coach at New River State for tone season, in 1927, compiling a record of 0–6.[5]