David Ruff Piper (born 2 December 1930) and began his career in the mid-1950s by competing in sprints and hill-climbs, before beginning circuit racing with a Lotus Eleven. He then moved up to a Lotus 16 which he used in 1959 and 1960 to compete in both Formula One and Formula Two,
Piper crashed a Porsche 917 during the shooting of the film Le Mans on 16 September 1970 and lost part of one leg.
Piper later raced his personal, green, Porsche 917 and other cars in historic events.
|}
† Events with 2 races staged for the different classes.
24 Hours of Le Mans results
{| class="wikitable" style="text-align:center; font-size:90%"
|-
! Year
! Team
! Co-Drivers
! Car
! Class
! Laps
!
!
|-
! 1963
|align="left"| North American Racing Team
|align="left"| Masten Gregory
|align="left"| Ferrari 250 GTO/LMB
| GT 3.0
| 312
| 6th
| style="background:#FFDF9F;"| 3rd
|-
! 1964
|align="left"| North American Racing Team
|align="left"| Jochen Rindt
|align="left"| Ferrari 250 LM
| P 4.0
| 0
| DNF
| DNF
|-
! 1965
|align="left"| Maranello Concessionaires
|align="left"| Jo Bonnier
|align="left"| Ferrari 365 P2
| P 5.0
| 101
| DNF
| DNF
|-
! 1966
|align="left"| Maranello Concessionaires
|align="left"| Richard Attwood
|align="left"| Ferrari 365 P2
| P 5.0
| 33
| DNF
| DNF
|-
! 1967
|align="left"| JW Automotive Engineering
|align="left"| Dick Thompson
|align="left"| Mirage M1
| P +5.0
| 59
| DNF
| DNF
|-
! 1968
|align="left"| David Piper
|align="left"| Richard Attwood
|align="left"| Ferrari 250 LM
| S 5.0
| 302
| 7th
| style="background:#dfdfdf;"| 2nd
|-
! 1969
|align="left"| SpA Ferrari SEFAC
|align="left"| Pedro Rodriguez
|align="left"| Ferrari 312P Coupé
| P 3.0
| 223
| DNF
| DNF
|-
! 1970
|align="left"| AAW Racing Team
|align="left"| Gijs van Lennep
|align="left"| Porsche 917K
| S 5.0
| 112
| DNF
| DNF
|-
|}
Gallery
<gallery mode="packed" heights="165">
File:1969-06-01 Porsche 917.jpg|alt=A black and white picture of a racing sports car.|Piper/Gardner, Porsche 917, 1969 ADAC 1000 km Nürburgring.
File:Lola T70 Mk3B Mallory Park.JPG|alt=A picture of a green racing sports car on a track with a lake in the background |One of Piper's distinctive green cars; a Lola T70 Mk3B at Mallory Park
File:Porsche 917 front side David Piper.JPG|alt=A picture of a green racing sports car from the front in an indoor setting|Piper's Porsche 917 which he has owned from new.
File:Porsche_917_side_David_Piper.JPG|alt=A picture of a green racing sports car from the side in an indoor setting|Piper's Porsche 917.
</gallery>