| Gosford - 1973 (Roll: 25,411)| Retained by Liberal Party | | | Candidate | Party | Votes | % | Final | % |
|---|
| Brooks, Malcolm Harold (Elected) | Liberal Party | 12,307 | 52.68 | | | | Dunbar, William Ronald | D.L.P. | 873 | 3.74 | | | | McGowan, Brian Hamilton | Labor Party | 10,182 | 43.58 | | | | Formal Votes | | 23,362 | | | | | Informal Votes | | 396 | 1.67 | | | | Total Votes / Turnout | | 23,758 | 93.49 | | | |
| Notes: The creation of the new seat of Peats in the redistribution converted Gosford into a notional Liberal seat. As a result, sitting Labor MP for Gosfrod Keith O'Connell contested Peats. | |