First Great Western Link
| Class 166 Networker Turbo at Reading in 2004 | |
| Overview | |
|---|---|
| Franchise(s) | Thames 1 April 2004 – 31 March 2006 | 
| Main region(s) | Greater London, Southeast England | 
| Other region(s) | East Midlands, Southwest England, West Midlands | 
| Fleet | 62 | 
| Stations called at | 95 | 
| Parent company | FirstGroup | 
| Reporting mark | FK | 
| Predecessor | Thames Trains | 
| Successor | First Great Western | 
| Other | |
| Website | www.firstgreatwestern.co.uk/link | 
First Great Western Link (FGWL) was a train operating company in England owned by FirstGroup that operated the Thames franchise from April 2004 until March 2006.