| Games | Sport (Discipline) / Event | NOC / Team | Phase | Unit | Role | As |  | 
| 1968 Summer Olympics | Boxing |  MEX |  |  |  | Daniel Pérez |  | 
|  | Bantamweight, Men
(Olympic) |  | Match #3 | Samuel Mbugua — Dhanraj Singh | Judge #4 |  |  | 
|  | Bantamweight, Men
(Olympic) |  | Match #7 | Eiji Morioka — Dominador Calumarde | Judge #2 |  |  | 
|  | Featherweight, Men
(Olympic) |  | Match #2 | Al Robinson — Ivan Mihaylov | Judge #5 |  |  | 
|  | Lightweight, Men
(Olympic) |  | Match #2 | Józef Grudzień — Zvonko Vujin | Judge #5 |  |  | 
|  | Lightweight, Men
(Olympic) |  | Match #2 | Calistrat Cuțov — Mongi Lahdhili | Judge #3 |  |  | 
|  | Light-Middleweight, Men
(Olympic) |  | Match #6 | Boris Lagutin — Sayed El-Nahas | Judge #4 |  |  | 
|  | Light-Middleweight, Men
(Olympic) |  | Match #7 | Günther Meier — Steven Thega | Judge #2 |  |  | 
|  | Middleweight, Men
(Olympic) |  | Match #2 | Chris Finnegan — Al Jones | Judge #5 |  |  | 
|  | Heavyweight, Men
(Olympic) |  | Match #5 | Rudie Lubbers — Talaat Dahshan | Judge #1 |  |  |