* Cambodia: While some evidence suggests that a small population might persist, it is generally accepted that tigers are extinct in Cambodia.
* Vietnam: Tigers were officially declared extinct in Vietnam in 2010.
* Singapore: Tigers became extinct in Singapore in the early 20th century.
* Laos: While a few individuals might exist, tigers are considered functionally extinct in Laos.
* Turkey: The last wild tigers in Turkey were believed to have disappeared in the 1920s.
It's important to note that while these countries are considered to have lost their tiger populations, there is ongoing effort to monitor and potentially reintroduce tigers in some of these areas.