Tommy was brought up in the pimlico area of South Dublin and served his time in schoolboy football with the likes of OLV and Lourdes Celtic before going cross-channel to join Tottenham Hotspur at the age of 16 as a trainee.
Fitzgerald decided to return home despite an offer from fc Copenhagen in Denmark and David Webb's Southend United[1] and he signed for Shelbourne.
He was in and out of the starting line up during his time at Tolka Park and went on loan to Waterford United and then Limerick City in his second season at Shels.
He made 23 appearances in the league that season scoring 12 times as Limerick won the First Division Title under the management of Sam Allardyce.
This form impressed Eamonn Gregg who signed him for Bohemians in the summer of 1992.Tommy had to retire due to injury on right knee with Longford town in 1996 Tommy won 2 Republic of Ireland Under-21 caps in 1989, against Senegal and France "B".