Career
After a spell of non league football Ray Treacy brought him back to the league when in 1992 he signed for Shamrock Rovers. He scored a total of 34 goals in 64 appearances for Rovers before signing for Shelbourne just after the 1994 League success. He stayed with Shels until the end of the 2003 season.
During Geoghegan"s time with Shels, he finished top scorer in the League in the 1995-1996, 1996-1997 and 1997-1998 seasons.
He scored the winning goal in the 1996 FAI Cup Final replay at Dalymount Park against Street Patrick"s Athletic to deny them the league and cup "double" and scored the second goal in the following year"s final as Shels beat Derry City 2–0 to deny them the "double". He also had a spell at Dundalk late in his career.
Geoghegan was also twice called up for the Republic of Ireland senior national team squad, but was never capped. He is the brother of fellow football player Declan Geoghegan.
At the end of the 2012 League of Ireland season Geoghegan is seventh in the all-time League of Ireland goalscoring list with 158 league goals League of Ireland: 4 Personal.