I have played some very good youth players that are not wonderkids, here is the list hope some will like it.
Nikola Drincic - Montenegro (Serbian origin) - FC Amkar Perm - 1984
Ryan Donk - Dutch - AZ Alkmaar - 1986 (His playing style is often compared to Jaap Stam's style and it is said Donk can possibly become better than Stam ever was)
Otman Bakkal - Dutch (Moroccan origin) PSV - 1985
Luigi Bruins - Dutch (He's of Italian descent) Feyenoord - 1987
Daniel de Ridder - Dutch-Israeli footballer - Birmingham City - 1984
Aleksandar Kolarov - Serbian (Kolarov has been nicknamed the Serbian Roberto Carlos due to his long-range strikes and similar free-kick abilities to the Brazilian footballer) - 1985
Kevin Mirallas - Belgian - Lille - 1987
Marouane Fellaini - Belgian (Moroccan origin) Standard Liège - 1987
Sebastien Pocognoli - Belgian (Italian origin) - AZ Alkmaar - 1987
Antonio Rukavina - Serbian - FK Partizan or Borussia Dortmund - 1984
Vitorino Antunes - Portuguese - A.S. Roma - 1987
Bryan Bergougnoux - French - Toulouse - 1983
Eugen Polanski - German (Polish origin) - Borussia Mönchengladbach - 1986
Dwight Tiendalli - Dutch (Surinamese origin) - Sparta Rotterdam (on loan from Feyenoord) - 1985
Thomas Kahlenberg - Danish - AJ Auxerre - 1983
Nick Hofs - Dutch - Feyenoord - 1983
Artem Milevskiy - Ukrainian (Belarus origin) Dynamo Kyiv - 1985
Maceo Rigters - Dutch - Norwich City on loan from Blackburn Rovers - 1984
Gianni Zuiverloon - Dutch - SC Heerenveen on loan RKC Waalwijk - 1986
Juan Pablo Pino - Colombian - AS Monaco (on loan R. Charleroi) - 1987
Reimond Manco - Peruvian - Alianza Lima - 1990
Daniel Chavez - Peruvian - Club Brugge - 1988
Nacer Barazite - Dutch (of Moroccan descent) - Arsenal - 1990
Taras Mikhalik - Ukrainian - FC Dynamo Kyiv - 1983
Nuno Morais - Portuguese - APOEL FC on loan CS Marítimo - 1984
Yoann Gourcuff - French - AC Milan - 1986
Luis Suarez -
Uruguayan - Ajax -
1987 (considered as one of the biggest talents of the country)