| Mosman - 1941 (Roll: 22,435)| Ind UAP gain from United Australia | | | Candidate | Party | Votes | % | Final | % |
|---|
| Dooley, Brian James | Labor Party | 3,043 | 14.86 | | | | Lloyd, Herbert William (Defeated) | United Australia | 5,276 | 25.77 | | | | Macdonald, Donald Peter (Elected) | Ind UAP | 12,158 | 59.37 | | | | Formal Votes | | 20,477 | | | | | Informal Votes | | 227 | 1.10 | | | | Total Votes / Turnout | | 20,704 | 92.28 | | | |
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