| TCDD MT5400 | |
| Manufacturer: | SNCF |
| Formation: | Railcar |
| Fleetnumbers: | MT5401 - MT5420 |
| Operator: | Turkish State Railways |
| Yearconstruction: | 1954-55 |
| Numberbuilt: | 20 |
| Engine: | MAN Diesel |
| Poweroutput: | 254 kW |
TCDD MT5400 is a series of 20 diesel railcars operated by the Turkish State Railways. They were produced by SNCF in 1954–55. Also delivered were 30 trailers numbered MR401 through MR430.