Janvi Singh
formerly (Ceylon) Changed its name in 1972 after becoming a republic.
formerly (Siam)2. Officially changed its name in 1939 and again briefly in 1945.
formerly (Rhodesia)Changed its name in 1980 upon gaining independence from British colonial rule.
(formerly (Burma) Changed its name in 1989 by the ruling military government.
(formerly (Macedonia)5. Changed its name in 2019 to resolve a long-standing dispute with Greece.
formerly (Swaziland)6. Changed its name in 2018 by King Mswati III to mark the country's 50th anniversary of independence.
formerly (Persia)7. Officially changed its name in 1935 to reflect the native name of the country.