ScotRail refers to a number of Scottish rail corporations that have operated trains in Scotland under the ScotRail brand beginning in September 1983.
These include:
ScotRail (British Rail) - division of British Rail that operated trains in Scotland from September 1983 until March 1997
ScotRail (National Express) - train operating company that operated the franchise between March 1997 and October 2004
First ScotRail - train operating company that operated the franchise from October 2004 until March 2015
Abellio ScotRail - train operating company that has operated the franchise since April 2015
