1938 Australian Championships – Mixed doubles
| Mixed doubles | |
|---|---|
| 1938 Australian Championships | |
| Champions | Margaret Wilson John Bromwich |
| Runners-up | Nancye Wynne Colin Long |
| Score | 6–3, 6–2 |
| Draw | 23 |
| Seeds | 4 |
Nell Hopman and Harry Hopman were the defending champions and second seeds, but they lost in the quarterfinals.
In an all-unseeded final Margaret Wilson and John Bromwich defeated Nancye Wynne and Colin Long 6–3, 6–2, to win the mixed doubles tennis title at the 1938 Australian Championships.