Tichá Orlice
The Tichá Orlice is a river in the Czech Republic, the secondary source river of the Orlice River. It flows through the Hradec Králové and Pardubice regions. It is long, making it the 21st longest river in the Czech Republic.
Etymology
The name Orlice is derived from the Slavic word orel, i.e. 'eagle'. The river probably got its name from the abundance of eagles, but it could also have just been the accidental catch of an eagle. The attribute tichá means 'silent' and refers to its character.Characteristic
The Tichá Orlice originates in the territory of Červená Voda in the Hanušovice Highlands at an elevation of and flows to Žďár nad Orlicí, where it merges with the Divoká Orlice at an elevation of and together they form the Orlice. It is long, making it the 21st longest river in the Czech Republic. Its drainage basin has an area of.The longest tributaries of the Tichá Orlice are:
| Tributary | Length | River km | Side |
| Třebovka | 41.2 | 48.2 | left |
| Čermná | 13.7 | 71.3 | left |
| Lipkovský potok | 13.3 | 93.6 | right |
| Husí krk | 12.7 | 44.7 | left |
| Libchavský potok | 10.8 | 51.3 | right |
| Bystřec | 10.7 | 76.1 | left |
| Lukavický potok | 10.0 | 65.2 | right |