[1] Roscommon Abbey was a Dominican priory founded in 1253 by Fedlim Ó Conchobair, king of Connacht.

It was plundered by Mac William de Burgo 1260.

[2] Roscommon Abbey was dissolved before 1578; granted to Sir Nicholas Malby in 1578 and to Francis Annesley, 1st Viscount Valentia in 1615.

[3] Roscommon Friary is located in the southern part of Roscommon town, The church consisted of a single long aisle with nave and choir; the northern transept was added in the fifteenth century.

On his death in 1265 Fedlim Ó Conchobair was interred in the abbey and his tomb was covered by an effigial slab which can still be seen in a niche in the north-east corner of the church.