| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2008 Summer Olympics
|
Tennis |
 ARG |
|
|
|
Damián Steiner |
|
|
Singles, Men
(Olympic)
|
|
Match #2 |
James Blake — Gilles Simon |
Chair Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Match #13 |
Fernando González — Sun Peng |
Chair Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Match #18 |
Nicolás Massú — Steve Darcis |
Chair Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Match #20 |
Gaël Monfils — Nicolás Almagro |
Chair Umpire |
|
|
|
Singles, Men
(Olympic)
|
|
Match #24 |
Novak Đoković — Robby Ginepri |
Chair Umpire |
|
|
|
Doubles, Men
(Olympic)
|
|
Match #1 |
Switzerland — United States 1 |
Chair Umpire |
|
|
|
Doubles, Men
(Olympic)
|
|
Match #1 |
United States 1 — Australia 1 |
Chair Umpire |
|
|
|
Doubles, Men
(Olympic)
|
|
Match #1 |
United States 1 — The Bahamas |
Chair Umpire |
|
|
|
Doubles, Women
(Olympic)
|
|
Match #1 |
Spain 1 — People's Republic of China 1 |
Chair Umpire |
|
|
|
Doubles, Women
(Olympic)
|
|
Match #10 |
Belarus 2 — People's Republic of China 2 |
Chair Umpire |
|
|
|
Doubles, Women
(Olympic)
|
|
Match #16 |
United States 2 — Czech Republic 2 |
Chair Umpire |
|
|