The 54th General Assembly of Prince Edward Island was in session from June 6, 1978, to March 27, 1979. The Liberal Party led by Alex Campbell formed the government. Bennett Campbell became party leader and Premier in September 1978.
Russell Perry was elected speaker.
There was one session of the 54th General Assembly:
| Session | Start | End |
|---|---|---|
| 1st | June 6, 1978 | July 12, 1978 |
| District | Assemblyman | Party | First elected / previously elected | |
|---|---|---|---|---|
| 1st Kings | Ross "Johnny" Young | Liberal | 1978 | |
| 2nd Kings | Roddy Pratt | Progressive Conservative | 1978 | |
| 3rd Kings | William Bennett Campbell | Liberal | 1970 | |
| 4th Kings | Pat Binns | Progressive Conservative | 1978 | |
| 5th Kings | Arthur J. MacDonald | Liberal | 1962, 1970 | |
| District | Councillor | Party | First elected / previously elected | |
| 1st Kings | James Fay | Liberal | 1976 | |
| 2nd Kings | Leo Rossiter | Progressive Conservative | 1955 | |
| 3rd Kings | Bud Ings | Liberal | 1970 | |
| 4th Kings | Johnnie Williams | Progressive Conservative | 1978 | |
| 5th Kings | Lowell Johnston | Progressive Conservative | 1978 | |
| District | Assemblyman | Party | First elected / previously elected | |
|---|---|---|---|---|
| 1st Prince | Russell Perry | Liberal | 1970 | |
| 2nd Prince | George R. Henderson | Liberal | 1974 | |
| 3rd Prince | Léonce Bernard | Liberal | 1975 | |
| 4th Prince | William MacDougall | Progressive Conservative | 1978 | |
| 5th Prince | George McMahon | Progressive Conservative | 1976 | |
| District | Councillor | Party | First elected / previously elected | |
| 1st Prince | Robert E. Campbell | Liberal | 1962 | |
| 2nd Prince | Allison Ellis | Liberal | 1978 | |
| 3rd Prince | Edward Clark | Liberal | 1970 | |
| 4th Prince | | Prowse Chappel | Progressive Conservative | 1978 |
| 5th Prince | Alexander B. Campbell [1] | Liberal | 1965 | |
| District | Assemblyman | Party | First elected / previously elected | |
|---|---|---|---|---|
| 1st Queens | Jean Canfield | Liberal | 1970 | |
| 2nd Queens | David Ford | Liberal | 1974 | |
| 3rd Queens | Horace B. Carver | Progressive Conservative | 1978 | |
| 4th Queens | J. Angus MacLean | Progressive Conservative | 1976 | |
| 5th Queens | James M. Lee | Progressive Conservative | 1975 | |
| 6th Queens | Barry Clark | Progressive Conservative | 1978 | |
| District | Councillor | Party | First elected / previously elected | |
| 1st Queens | Ralph Johnstone | Liberal | 1970 | |
| 2nd Queens | Lloyd MacPhail | Progressive Conservative | 1961 | |
| 3rd Queens | Fred Driscoll | Progressive Conservative | 1978 | |
| 4th Queens | Daniel Compton | Progressive Conservative | 1970 | |
| 5th Queens | George Proud | Liberal | 1974 | |
| 6th Queens | John H. Maloney | Liberal | 1970 | |
Notes: