The 48th General Assembly of Prince Edward Island was in session from February 21, 1956, to August 3, 1959. The Liberal Party led by Alexander Wallace Matheson formed the government.
Augustin Gallant was elected speaker. Edward Foley replaced Gallant as speaker in 1959.
There were four sessions of the 48th General Assembly:
| Session | Start | End |
|---|---|---|
| 1st | February 21, 1956 | March 29, 1956 |
| 2nd | February 26, 1957 | April 18, 1957 |
| 3rd | March 11, 1958 | April 12, 1958 |
| 4th | February 10, 1959 | March 25, 1959 |