1878 Men's Tennis tour
The 1878 Men's tennis tour was composed of the second annual pre-open era tour. It now incorporated 6 tournaments staged in Great Britain and Ireland the Wimbledon championships was won by Patrick Francis Hadow defeating the challenger and defending champion Spencer Gore.
Calendar
Notes 1: Challenge Round: the final round of a tournament, in which the winner of a single-elimination phase faces the previous year's champion, who plays only that one match. The challenge round was used in the early history of tennis, in some tournaments not all.Notes 2:Tournaments in italics were events that were staged only once that season
Key
January to June
No eventsJuly
| Date | Tournament | Winner | All comers' finalist | Semifinalist | Quarterfinalist |
| 9–19 July | Wimbledon Championship London, Great Britain Grass Singles |  Patrick Francis Hadow6-4, 6-4, 6-4 |  Lestocq Robert Erskine | Herbert Lawford Bye |  Charles Gipps HamiltonBye Arthur Thomas Myers |
| 9–19 July | Wimbledon Championship London, Great Britain Grass Singles | Challenger round Spencer Gore 7-5, 6-1, 9-7 | Herbert Lawford Bye | Charles Gipps Hamilton Bye Arthur Thomas Myers |
August
September
October
November to December
No eventsList of tournament winners
Important tournament in bold- Henry Evelyn Tombe - Bromley-
- James Jackson Sherrard - Dublin-
- James Patten MacDougall - Edinburgh-
- William Henry Darby - Limerick-
- Vere St. Leger Goold - Waterford-
- Patrick Francis Hadow - Wimbledon-
Rankings