It happened at around 3.30am last night on the Edmonstown Road.
Two people are dead and a third is injured after a road traffic collision in Co. Roscommon overnight.
Emergency services were called at around 3.30 this morning to the single vehicle collision on the R293 between Ballaghadereen and Gorteen, at the Edmonstown road.
A man in his 20's was pronounced dead at the scene, a woman in her 30's who was rushed to Castlebar Hospital has since been pronounced dead.
Another man in his 20's is being treated for non-life-threatening injuries.
Gardai are appealing for witnesses and particularly want to speak to anyone travelling on the R293 at the time of the collision who may have dash-cam footage to come forward.

Quarter Of Uisce Éireann Staff Earned Over €100k Last Year
Meath Bird Flu Case Prompts Warning, But Chicken And Turkey Safe To Eat, Says Agriculture Minister
One-Month Road Closure In Catherinestown To Start Next Week To Facilitate Maynooth Pipeline Works
Commuter Chaos On M7/N7 Renews Calls For Standby Emergency Response Team During Morning Gridlock
Two Men Arrested In Connection With Fire At An IPAS Centre In Co. Louth
Thousands Of Workers Could Get Tax Back In Time For Christmas, Says Financial Advisor
Tension In Fianna Fáil Over Alleged Rebel List, With Kildare TD Sean Ó Fearghaíl Labelled Part Of Old Guard
Exclusive: Cllr Bill Clear To Join Independent Ireland After Months Of Discussions