The incident happened at about 8.30pm yesterday.
Gardaí are appealing for witnesses after a motorcyclist died in a crash in Kildare last night.
The woman in her 40's crashed into the central divide on the M9 between junction 1 and junction 2 southbound at about 8.30pm yesterday.
She was pronounced dead at the scene and no one else was injured in the incident.
The road remains closed to allow a forensic examination of the scene be carried.
KILDARE: M9 Dublin/Waterford Rd still closed southbound between J1 M7 and J2 Kilcullen following yesterday's crash. https://t.co/qvBPcgxUj8— AA Roadwatch (@aaroadwatch) July 10, 2016
Anyone who witnessed the crash is asked to contact Gardaí in Kildare on 045-527730.