Connacht back row Eoghan Masterson is among a group of 12 players who won't be at the province next season.
Portlaoise man Masterson, 29, has played 118 times for the westerners over nine years but is leaving at the end of the current campaign.
It was already known that Ultan Dillane, Sammy Arnold, Abraham Papali'i and Tietie will play in France next season, while winger Matt Healy had already announced his retirement from the pro game.