With a stalemate 0-0 at half-time, Galway broke away in the second half to win 38-7 in College Park.
A dramatic game in College Park saw Trinity come from 12 points down to draw level with Blackrock, but a penalty in the closing minutes clinched a 23-20 win for the visitors.
Max McFarland's hat-trick helped Trinity fend off Shannon and Storm Desmond in the All-Ireland League.
University of Ulster Jordanstown beat Trinity 5-14 to 0-9 to take the league title on Thursday.
Trinity Handball reached the final stages in a number of events of the inaugural competition.
Jake O'Donnell profiles the Tweeteoir behind Trinity GAA's infamous Twitter account.
Trinity's Department of Sport announced the scholars tonight at the annual award ceremony in the Atrium.
Niall McVeigh, Captain of the Trinity Triathlon Club, has qualified to compete in the World and European Triathlon Championships in 2016.
They beat St. Mary's College 21-5 at College Park on Monday.
After almost three years of meeting with DUCAC, the Dublin University Archery Club has been officially recognized as a Sports Club.