1978 Volvo International
 |
| 1978 Volvo International | |
|---|---|
| Date | July 31 – August 6 |
| Edition | 6th |
| Draw | 64S / 32D |
| Surface | Clay / outdoor |
| Location | North Conway, NH, U.S. |
| Champions | |
| Singles | |
 Eddie Dibbs | |
| Doubles | |
 Robin Drysdale / Van Winitsky | |
The 1978 Volvo International was a men's tennis tournament played on outdoor clay courts in North Conway, New Hampshire in the United States and was part of the 1978 Colgate-Palmolive Grand Prix. The tournament began on July 31, 1978. First-seeded Eddie Dibbs won the singles title.
Finals
Singles
Eddie Dibbs defeated 
John Alexander 6–4, 6–4
- It was Dibbs' 4th title of the year and the 18th of his career.
Doubles
Robin Drysdale / Van Winitsky defeated Mike Fishbach / 
Bernard Mitton 6–3, 6–4
- It was Drysdale's only title of the year and the 1st of his career. It was Winitsky's 2nd title of the year and the 2nd of his career.