http://www.lfsworld.net/ - click "LFS racers database" - select country from list.
There will be too many results so type in part of the playername (that you remember) to filter...
Or go to your profile ( http://www.lfsworld.net/?win=races&racer=ukiqi ) and click the bold dates in calender, it lists drivers in that race.
(But only those who completed the race, eg drifting is usually not listed)
gl...