Flag | Date | Use | Description |
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| 916 - 1125 | | A gold background with "Liao" written in Chinese (Traditional) (遼). |
| 1130 - 1206 | | A Red Banner with 3 blue tails on the fly.[20] |
| 1206 - 1634 | | Fire, sun and moon are on the Blue banner, elucidating eternal blue sky. |
| 1242 - 1502 | | A white flag with red Tamga Symbol. |
| 1256 - 1335 | | A yellow background with a red square. |
| 1226 - 1347 | | Flag of Chagatai Khanate. A white background with a yellow square. |
| 1271 - 1635 | | |
| 1271 - 1635 | Battle Flag of The Yuan dynasty and Northern Yuan | |
| 1271 - 1635 | Battle Flag of The Yuan dynasty Northern Yuan | |
| 1634 - 1755 | | A blue flag with a yellow symbol. |
| 1911 - 1920 1921 - 1924 | | a yellow oblong rectangle with religious prayer text and a Soyombo, the letters "E" and "Bam", and lotus flower in the middle, with red silk tails containing the letters "Ohm", "Aa", and "Hum".[21] [22] [23] [24] [25] [26] [27] [28] |
| 1921 - 1924 | Flag of The Revolutionary Provisional Government of Mongolia | A Red Field with a Golden Soyombo symbol on the canton.[29] |
| 1924 - 1930 | | A Red Field with a Blue Soyombo symbol in the center. |
| 1924 - 1930 | Flag of The Mongolian People's Republic | A Red Field with a Golden Soyombo symbol in the center and 3 tails on the fly.[30] [31] [32] The flag's exact shape and design was not completely standardised and only defined as "the flag is red with the state emblem at the center."[33] [34] [35] [36] [37] [38] |
| 1924 - 1930 | Alternative Flag of The Mongolian People's Republic | A Red Field with a Golden Soyombo symbol in the center. |
| 1930 - 1940 | Flag of The Mongolian People's Republic | three equal horizontal bands of red (top), blue, and red with a white disc in the center with a Golden Soyombo symbol inside the disc.[39] |
| 1940 - 1945 | Flag of The Mongolian People's Republic | A Red Field with the country's emblem in the center.[40] [41] |
| 1945 - 1992 | Flag of The Mongolian People's Republic | A vertical triband of red (hoist-side and fly-side) and blue with a Soyombo symbol and a 5-pointed star centered on the hoist-side of the red band. |
| 1992 - 2011 | Earlier version of Mongolia's current flag, using the colors of the flag of the Mongolian People's Republic from 1945 to 1992. | | |