1979 Cathay Trust Championships

The 1979 Cathay Trust Championships was a men's tennis tournament played on indoor carpet courts in Taipei, Taiwan that was part of the 1979 Colgate-Palmolive Grand Prix. It was the third edition of the tournament and was held from 12 November through 18 November 1979. Fourth-seeded Bob Lutz won the singles title.

Singles
🇺🇸 Bob Lutz defeated 🇺🇸 Pat Du Pré 6–3, 6–4, 2–6, 6–3
 * It was Lutz's 1st singles title of the year and the 8th of his career.

Doubles
🇦🇺 John Marks / 🇦🇺 Mark Edmondson defeated 🇺🇸 Pat Du Pré / 🇺🇸 Bob Lutz 6–1, 3–6, 6–4