A number of reports in the Sunday tabloids claimed that the 35-year old was training with the Trotters with a view to extending his career in the Premiership next season but the Wanderers have confirmed this is not the case.
Hierro has spent the last year in Qatar but has expressed a desire to move to England but it will almost certainly not be with the Wanderers who are still to find a replacement for the out of contract defender Emerson Thome.
Meanwhile Les Ferdinand is expected to complete the formalities of his Free Transfer move from Leicester City later on in the week and reports this morning claim that Bolton are looking at Algerian international Brahim Hemdani of Marseille as an alternative to Aliou Cisse who's move from Birmingham City has stalled