The 1977 Philta International was a men's tennis tournament played an outdoor clay courts in Manila, Philippines.

The tournament was part of the Grand Prix tennis circuit and categorized as Two Star.

Karl Meiler won the singles title and the $13,135 first prize money after first-seeded Manuel Orantes had to default due to a sprained ankle.

[3] Karl Meiler defeated Manuel Orantes def.

Chris Kachel / John Marks defeated Mike Cahill / Terry Moor 4–6, 6–0, 7–6