1978 Cathay Trust Championships

The 1978 Cathay Trust Championships was a men's tennis tournament played on indoor carpet courts in Taipei, Taiwan that was part of the 1978 Colgate-Palmolive Grand Prix. It was the second edition of the tournament and was held from 13 November through 19 November 1978. Second-seeded Brian Teacher won the singles title.

Singles
🇺🇸 Brian Teacher defeated 🇺🇸 Tom Gorman 6–3, 6–3, 6–3
 * It was Teacher's 1st singles title of the year and the 2nd of his career.

Doubles
🇺🇸 Butch Walts / 🇺🇸 Sherwood Stewart defeated 🇦🇺 Mark Edmondson / 🇺🇸 John Marks 6–2, 6–7, 7–6