 In 2004, the 27-year-old did not finish among the Hoofdklasse leaders in anything for the first time in five years.Isenia did not make the Dutch team for the 2004 Summer Olympics as Yurendell de Caster was chosen at first base instead with de Jong as the backup.During 2004 Haarlem Baseball Week, Isenia went 2 for 11 with a double, walk, run and 3 RBI.