| Election Name: | 1948 New Brunswick general election |
| Country: | New Brunswick |
| Type: | parliamentary |
| Party Colour: | no |
| Party Name: | no |
| Previous Election: | 1944 New Brunswick general election |
| Previous Year: | 1944 |
| Previous Mps: | 40th New Brunswick Legislative Assembly |
| Election Date: | June 28, 1948 |
| Elected Mps: | members |
| Next Election: | 1952 New Brunswick general election |
| Next Year: | 1952 |
| Next Mps: | 42nd New Brunswick Legislative Assembly |
| Seats For Election: | 52 seats of the Legislative Assembly of New Brunswick |
| Majority Seats: | 27 |
| Leader1: | John B. McNair |
| Leader Since1: | 1940 |
| Leaders Seat1: | York |
| Last Election1: | 36 |
| Seats1: | 47 |
| Seat Change1: | 11 |
| Percentage1: | 57.8% |
| Swing1: | 9.5% |
| Leader2: | Hugh H. Mackay |
| Leader Since2: | 1939 |
| Leaders Seat2: | Kings |
| Last Election2: | 12 |
| Seats2: | 5 |
| Seat Change2: | 7 |
| Percentage2: | 31.2% |
| Swing2: | 8.8% |
| Premier | |
| Before Election: | John B. McNair |
| Posttitle: | Premier after election |
| After Election: | John B. McNair |
The 1948 New Brunswick general election was held on June 28, 1948, to elect 52 members to the 41st New Brunswick Legislative Assembly, the governing house of the province of New Brunswick, Canada.
The Liberal government of John B. McNair was re-elected.
The election was held using 17 districts, electing between two and five members each, through Block Voting. Carleton, which elected 2 Progressive-Conservatives and a Liberal, was the only district where mixed representation was produced. The rest each produced one-party sweeps.
| New Brunswick general election, 1948 | ||||
|---|---|---|---|---|
| Party | Leader | Seats | Pop Vote | |
| New Brunswick Liberal Association | John B. McNair | 47 | 57.8% | |
| Conservative Party of New Brunswick | Hugh H. Mackay | 5 | 31.2% | |
| Co-operative Commonwealth Federation | Joseph C. Arrowsmith | 0 | 6.0% | |
| Social Credit Party | 0 | 3.1% | ||
| Other / Non-Partisan | 0 | 1.9% | ||