| Score: | 6–1, 6–4, 6–2 |
| Draw: | 64 (5) |
| Seeds: | 16 |
| Type: | grand slam |
See main article: 1978 Wimbledon Championships. Ross Case and Geoff Masters were the defending champions, but lost in the second round to Mark Edmondson and John Marks.
Bob Hewitt and Frew McMillan defeated Peter Fleming and John McEnroe in the final, 6–1, 6–4, 6–2 to win the gentlemen's doubles title at the 1978 Wimbledon Championships.[1]
See also: 1 and 1. Bob Hewitt / Frew McMillan (champions)
See also: 2 and 4. 
Wojciech Fibak / Tom Okker (semifinals)
See also: 3 and 3. 
Bob Lutz / Stan Smith (second round)
See also: 4 and 2. 
John Alexander / Phil Dent (semifinals)
See also: 5 and 1. Vitas Gerulaitis / Sandy Mayer (quarterfinals)
See also: 6 and 4. Ross Case / Geoff Masters (second round)
See also: 7 and 3. Fred McNair / 
Raúl Ramírez (quarterfinals)
See also: 8 and 2. Ray Ruffels / Allan Stone (first round)
See also: 9 and 1. Marty Riessen / Dick Stockton (third round)
See also: 10. n/a
See also: 11 and 4. Syd Ball / Kim Warwick (third round)
See also: 12 and 2. Colin Dowdeswell / Chris Kachel (quarterfinals)
See also: 13 and 3. Ray Moore / Roscoe Tanner (first round)
See also: 14 and 2. Gene Mayer / Hank Pfister (third round)
See also: 15 and 3. Álvaro Fillol / Jaime Fillol (first round)
See also: 16 and 1. John Newcombe / Tony Roche (third round)