| Sam Boyd Campbell | |
| Birth Date: | 29 June 1889 |
| Birth Place: | Cuddapah, British India |
| Death Place: | Ballycastle, County Antrim, Northern Ireland |
| Occupation: | Medical doctor |
| School: | Foyle College |
| University: | University of Edinburgh |
| Position: | Forward |
| Repyears1: | 1911–13 |
| Repcaps1: | 12 |
| Reppoints1: | 0 |
Samuel Burnside Boyd Campbell (29 June 1889 — 28 February 1971) was an Irish international rugby union player.
Born in British India, Campbell was the son of Irish Presbyterian missionaries and attended Foyle College in Derry, followed by medical studies at the University of Edinburgh.[1]
Campbell gained 12 Ireland caps as a forward between 1911 and 1913.
In World War I, Campbell volunteered with the 36th Ulster Division and was attached to the 108th Field Ambulance of the Royal Army Medical Corps. He was involved in the Battle of the Somme and earned a Military Cross in 1918.[2]
Campbell was a professor of medicine at Queen's University Belfast and a consultant physician to Royal Victoria Hospital. He retired to Ballycastle, County Antrim, in 1954.[2]