Jákup Nolsøe Mikkelsen (born 14 August 1970 in Klaksvík) is a Faroese former football goalkeeper who last played for ÍF Fuglafjørður.
He made 522 league appearances in representing six clubs in a career spanning 25 years, also representing his country at international level.
A regular member of the Faroe Islands national football team between 1995 and 2013, Mikkelsen won 73 caps, and in playing against Iceland on 16 August 2012 aged 42 years and one day, became the oldest goalkeeper ever to play an international match, the record that has since been surpassed by Colombian Faryd Mondragon.Mikkelsen is currently a schoolteacher and goalkeeping coach for the Faroe Islands national team.
He also sat in the city council of this native town of Klaksvík for one election period.