Flag of Chad
| Les trois barres القضبان الثلاثة | |
| Use | National flag | 
|---|---|
| Proportion | 2:3 | 
| Adopted | 6 November 1959 | 
| Design | A vertical tricolour of indigo, yellow, and red | 
The national flag of Chad is a vertical tricolour of indigo, yellow, and red. It was adopted on 6 November 1959, almost a year after the founding of the autonomous Republic of Chad. Since the 1990s, its similarity to the flag of Romania has caused international discussion.