Thai Buddhist year
Convert modern Thai Buddhist and Gregorian date labels from 1941 onward.
Your inputs
Choose your dates and the calculation convention. Results update as you edit.
Calculations run in your browser. Inputs are not saved or sent to analytics.
How it works
- = + 543
- Worked example: For a modern Thai date within the supported period, add 543 to the Gregorian year. The same offset cannot resolve older Thai new-year conventions outside this tool’s scope.
- 2026 + 543 = 2569; 2569 − 543 = 2026.
Input and formula key
Your result
Complete the inputs to see your result.
Assumptions and limitations
Modern Thai Buddhist years add 543 to Gregorian years. Supported from 1941 / Buddhist year 2484; earlier new-year rules are excluded.
Sources
- Royal Thai Embassy — Buddhist year offset Sources reviewed: 2026-10-05
- Thai Ministry of Culture — January 1 new year from Buddhist year 2484 Sources reviewed: 2026-10-05
