| 1977 Marlboro South Australian Men's Tennis Classic | |
|---|---|
| Date | 10 January – 16 January 1977 |
| Edition | 3rd |
| Category | Grand Prix circuit |
| Draw | 64S/32D |
| Prize money | $75,000 |
| Surface | Grass / Outdoor |
| Location | Adelaide, Australia |
| Champions | |
| Singles | |
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| Doubles | |
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The 1977 Marlboro South Australian Men's Tennis Classic was a men's tennis tournament held in Adelaide, Australia. The event was part of the 1977 Grand Prix circuit and categorized as a two–star event. The tournament was held from 10 January through 16 January 1977. The singles title and $13,500 prize money was won by Victor Amaya.
Victor Amaya defeated
Brian Teacher 6–1, 6–4
Cliff Letcher /
defeated
Syd Ball /
Kim Warwick 6–3, 4–6, 6–4