# 1978 Wimbledon Championships – Boys' singles

Ivan Lendl defeated Jeff Turpin in the final, 6–3, 6–4 to win the boys' singles tennis title at the 1978 Wimbledon Championships.

## Seeds

    01. Ivan Lendl (champion)
    02. Per Hjertquist (semifinals)
    03. Ramesh Krishnan (third round)
    04. Stefan Simonsson (quarterfinals)
    05. Robbie Venter (semifinals)
    06. Bill Gilmour Jr. (first round)
    07. John Corse (quarterfinals)
    08. Blaine Willenborg (quarterfinals)
Click on the seed number of a player to go to their draw section.

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Ivan Lendl | 8 | 6 | 6 | | | | | | | | | |
| 8 | Blaine Willenborg | 9 | 1 | 0 | | | | | | | | | |
| 8 | Blaine Willenborg | 9 | 1 | 0 | 1 | Ivan Lendl | 6 | 1 | 6 | | | | |
| | | | | | 5 | Robbie Venter | 3 | 6 | 3 | | | | |
| 5 | Robbie Venter | 9 | 1 | 6 | 5 | Robbie Venter | 3 | 6 | 3 | | | | |
| 4 | Stefan Simonsson | 7 | 6 | 2 | | | | | | | | | |
| 4 | Stefan Simonsson | 7 | 6 | 2 | | | | | | 1 | Ivan Lendl | 6 | 6 |
| | | | | | | | | | | | Jeff Turpin | 3 | 4 |
| | Glenn Michibata | 8 | 3 | 3 | | | | | | | | | | Jeff Turpin | 3 | 4 |
| | Jeff Turpin | 6 | 6 | 6 | | | | | | | | | |
| | Jeff Turpin | 6 | 6 | 6 | | Jeff Turpin | 8 | 2 | 6 | | | | |
| | | | | | 2 | Per Hjertquist | 6 | 6 | 3 | | | | |
| 7 | John Corse | 3 | 6 | | 2 | Per Hjertquist | 6 | 6 | 3 | | | | |
| 2 | Per Hjertquist | 6 | 8 | | | | | | | | | | |

### Top half
#### Section 1

| First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | 1 | Ivan Lendl | 7 | 6 | | | | | | | | | |
| Gabriel Urpí | 3 | 5 | | T El-Sakka | 5 | 3 | | | | | | | | | |
| Tarek El-Sakka | 6 | 7 | | | | | 1 | I Lendl | 6 | 6 | | | | | |
| | | | | | | | | C Panatta | 1 | 2 | | | | | |
| | | | | Claudio Panatta | 6 | 6 | | | | | | | | | |
| Petri Hietala | 7 | 3 | | D Atkinson | 0 | 3 | | | | | | | | | |
| David Atkinson | 9 | 6 | | | | | | | | | 1 | I Lendl | 8 | 6 | 6 |
| | | | | | | | | | | | 8 | B Willenborg | 9 | 1 | 0 |
| | | | 8 | Blaine Willenborg | 6 | 6 | | | | | | | | | |
| Peter Chiche | 1 | 5 | | M Mortensen | 1 | 2 | | | | | | | | | |
| Michael Mortensen | 6 | 7 | | | | | 8 | B Willenborg | 6 | 7 | | | | | |
| | | | | | | | | P Serret | 2 | 5 | | | | | |
| | | | | Brian Yearwood | 1 | 4 | | | | | | | | | |
| Pat Serret | 7 | 6 | | P Serret | 6 | 6 | | | | | | | | | |
| Jose Manuel Cordeiro | 5 | 3 | | | | | | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| 5 | Robbie Venter | 2 | 6 | 9 | | | | | | | | | | | | | |
| | Marc Albert | 6 | 4 | 7 | 5 | R Venter | 6 | 6 | | | | | | | | | |
| | | | | | | Alejandro Ganzábal | 3 | 2 | | | | | | | | | |
| | | | | | | | | | 5 | R Venter | 7 | 6 | | | | | |
| | Erik Tisthammer | 3 | 1 | | | | | | | M Fancutt | 5 | 2 | | | | | |
| | WA Paipa | 6 | 6 | | | WA Paipa | 3 | 0 | | | | | | | | | |
| | | | | | | Michael Fancutt | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | 5 | R Venter | 9 | 1 | 6 |
| 4 | Stefan Simonsson | 6 | 7 | | | | | | | | | | 4 | S Simonsson | 7 | 6 | 2 |
| | Ivan Dupasquier | 3 | 5 | | 4 | S Simonsson | 8 | 6 | | | | | | | | | |
| | | | | | | Hans Gildemeister | 6 | 2 | | | | | | | | | |
| | | | | | | | | | 4 | S Simonsson | 6 | 6 | | | | | |
| | | | | | | | | | | B Pils | 1 | 4 | | | | | |
| | | | | | | Andrzej Jagielski | 2 | 1 | | | | | | | | | |
| | Bernhard Pils | 6 | 6 | | | B Pils | 6 | 6 | | | | | | | | | |
| | Peter Hannon | 3 | 1 | | | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | Christo Steyn | 4 | 6 | 4 | | | | | | | | | |
| | Nik-Raof Daud | 2 | 0 | | G Michibata | 6 | 1 | 6 | | | | | | | | | |
| | Glenn Michibata | 6 | 6 | | | | | | | G Michibata | 6 | 6 | 6 | | | | |
| | Philippe Pinet | 6 | 9 | | | | | | 3 | R Krishnan | 2 | 8 | 4 | | | | |
| | Y Saleh | 4 | 7 | | P Pinet | 2 | 3 | | | | | | | | | | |
| | | | | 3 | Ramesh Krishnan | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | G Michibata | 8 | 3 | 3 |
| | Khalid Farid | 1 | 1 | | | | | | | | | | | J Turpin | 6 | 6 | 6 |
| | Jeff Turpin | 6 | 6 | | J Turpin | 6 | 6 | | | | | | | | | | |
| | | | | | Edgar Giffenig | 3 | 2 | | | | | | | | | | |
| | | | | | | | | | | J Turpin | 6 | 8 | | | | | |
| | | | | | | | | | | D Keretić | 3 | 6 | | | | | |
| | | | | | Lawrence Field | 0 | 3 | | | | | | | | | | |
| | Damir Keretić | 6 | 6 | | D Keretić | 6 | 6 | | | | | | | | | | |
| 6 | Bill Gilmour Jr. | 2 | 2 | | | | | | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | Jeremy Dier | 2 | 3 | | | | | | | | | |
| José Juan Boveda | 6 | 6 | | | JJ Boveda | 6 | 6 | | | | | | | | | |
| Jan Vanlangendonck | 2 | 3 | | | | | | | JJ Boveda | 8 | 6 | 6 | | | | |
| Michael Sprott | 3 | 6 | 2 | | | | | | J Corse | 9 | 4 | 8 | | | | |
| Mario Martínez | 6 | 4 | 6 | | M Martínez | 1 | 5 | | | | | | | | | |
| | | | | | John Corse | 6 | 7 | | | | | | | | | |
| | | | | | | | | | | | | | 7 | J Corse | 3 | 6 |
| Stuart Sarnia | 6 | 6 | | | | | | | | | | | 2 | P Hjertquist | 6 | 8 |
| Marko Ostoja | 2 | 3 | | | S Sarnia | 6 | 6 | | | | | | | | | |
| | | | | | Jamil Ahmed | 3 | 4 | | | | | | | | | |
| | | | | | | | | | S Sarnia | 4 | 4 | | | | | |
| Sujit Fernando | 0 | 0 | | | | | | 2 | P Hjertquist | 6 | 6 | | | | | |
| Cássio Motta | 6 | 6 | | | C Motta | 6 | 6 | | | | | | | | | |
| | | | | 2 | Per Hjertquist | 8 | 8 | | | | | | | | | |