Wiffen has already won gold in the 1500-metres and bronze in the 400-metres.
Daniel Wiffen has qualified for the 800-metres freestyle final at the European Short Course Championships.
He was second fastest in his heat in Poland and the reigning champion will be chasing another medal in tomorrow's final.
Wiffen has already won gold in the 1500-metres and bronze in the 400-metres.

Andrew Porter Available For Selection, Whilst Further Assessments Required For James Ryan And RG Snyman
All 25 Players Of The Ireland Squad To Play Czechia Arrive Fit And Healthy To Training
Monday Morning Sports Update
Kildare Relegated Despite High-Scoring Clash with Louth
Late Waterford Goal Denies Kildare Victory
Allianz Hurling League 1B Results
Kildare U20 Hurling Team vs Kerry
Kildare Football Team vs Louth