Tonga Flag Facts
| Designers | King George Tupou I and Shirley Waldemar Baker |
| Adopted | 4 November 1875 |
| Proportion | 2 : 3 (width : length) |
| Description | The national flag of Tonga consists of of a red field with a white canton bearing a red cross |
| Record | The national flag of Tonga was designed by its first king and future Prime Minister Constitution of Tonga mandates that flag of Tonga can "never be altered" and "shall always be the flag" of Tonga |
| Similar flags | Flag of Switzerland |
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