Derry triathlete Aileen Reid produced a strong final third to secure a 21st-place finish in the women's triathlon in Rio on Saturday.
Reid was in 36th place following the swimming and cycling portions of the event, but a powerful performance in the 10k run saw her move up 11 places to
That was a big improvement on the 2012 games in London, where a crash during the cycling saw her finish in 43rd position.
Belfast boxer Paddy Barnes has announced his decision to turn professional following disappointment at the Rio Olympics.
Northern Ireland sailors Ryan Seaton and Matt McGovern finished 10th in the 49er class, after ending Thursday in ninth in the medal race.
The head of Olympic boxing's governing body has been "reassigned" in the wake of judging controversy which has blighted the Rio Games.