| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2012 Summer Olympics
|
Volleyball (Volleyball) |
 ARG |
|
|
|
Rolando Cholakian |
|
|
Volleyball, Men
(Olympic)
|
|
Match 3/4 |
Italy — Bulgaria |
Referee #2 |
|
|
|
Volleyball, Men
(Olympic)
|
|
Match #3 |
Poland — Italy |
Referee #1 |
|
|
|
Volleyball, Men
(Olympic)
|
|
Match #5 |
United States — Germany |
Referee #2 |
|
|
|
Volleyball, Men
(Olympic)
|
|
Match #7 |
Germany — Serbia |
Referee #2 |
|
|
|
Volleyball, Men
(Olympic)
|
|
Match #11 |
Russian Federation — United States |
Referee #2 |
|
|
|
Volleyball, Men
(Olympic)
|
|
Match #13 |
Russian Federation — Serbia |
Referee #1 |
|
|
|
Volleyball, Women
(Olympic)
|
|
Match #2 |
United States — Republic of Korea |
Referee #1 |
|
|
|
Volleyball, Women
(Olympic)
|
|
Match #3 |
Republic of Korea — Italy |
Referee #1 |
|
|
|
Volleyball, Women
(Olympic)
|
|
Match #3 |
Italy — Dominican Republic |
Referee #2 |
|
|
|
Volleyball, Women
(Olympic)
|
|
Match #8 |
United States — People's Republic of China |
Referee #1 |
|
|