| Games |
Sport (Discipline) / Event |
NOC / Team |
Phase |
Unit |
Role |
As |
|
|
2008 Summer Olympics
|
Football (Football) |
 SWE |
|
|
|
Helen Karo |
|
|
Football, Women
(Olympic)
|
|
Match #3 |
Germany — Nigeria |
Linesman |
|
|
|
Football, Women
(Olympic)
|
|
Match #1 |
United States — Canada |
Linesman |
|
|
|
2012 Summer Olympics
|
Football (Football) |
SWE |
|
|
|
Helen Karo |
|
|
Football, Women
(Olympic)
|
|
Match 3/4 |
Canada — France |
Linesman |
|
|
|
Football, Women
(Olympic)
|
|
Match #2 |
Brazil — Cameroon |
Linesman |
|
|
|
Football, Women
(Olympic)
|
|
Match #5 |
United States — Democratic People's Republic of Korea |
Linesman |
|
|