Athletics greats Ronnie Delany and Sonia O'Sullivan were also there to cheer on the runners.
Many foreign elite runners were unable to make it to Dublin.
Between 800 and 900 runners from the UK also had to drop out at the last minute due to travel disruption, said organiser Roy Dooney.
Despite the setback, the race was still a huge success, he added.
Martin Fagan, from Mullingar in Co Westmeath, who now lives in Arizona, made history as the first Irishman to win the charity race in a time of 29 minutes and 17 seconds.
He managed to get one of the few transatlantic flights into Ireland on Saturday.
Scottish cross-country runner Freya Murray won the women's version of the race, coming in at 32 minutes and 30 seconds.
REPORT: SPORT, page 52