| 1978 WCT World Doubles | |
|---|---|
| Date | May 3–7 |
| Edition | 6th |
| Prize money | $200,000 |
| Surface | Carpet / indoor |
| Location | Municipal Auditorium,Kansas City, Missouri, U.S. |
| Champions | |
| Doubles | |
 Wojtek Fibak / Tom Okker | |
The1978 WCT World Doubles was atennis tournament played onindoor carpet courts inKansas City, Missouri,United States that was part of the1978 Colgate-Palmolive Grand Prix. It was the tour finals for the doubles season of the WCT Tour section. The tournament was held from May 3 through May 7, 1978. It was the first edition to operate a Round robin system.[1]
Wojciech Fibak /Tom Okker defeated
Robert Lutz /Stan Smith 6–7, 6–4, 6–0, 6–3