Royal Family

King Chulalongkorn described the order of precedence in his literature "Traditional of Royal Family of Siam".^[1]

Gentlemen

1. The Sovereign
2. The Viceroy (Grand Commander)
3. The Viceroy (Commander)
4. The Deputy Vice King
5. Sons of the Former Sovereign and Queen
   1. Great Uncles of the Sovereign
   2. Uncles of the Sovereign
   3. Brothers of the Sovereign
6. Sons of the Sovereign and Queen
7. Sons of the Former Sovereign and Royal Consort
   1. Great Uncles of the Sovereign
   2. Uncles of the Sovereign
   3. Brothers of the Sovereign
8. Sons of the Sovereign and Royal Consort
9. Sons of the Former Sovereign and Royal Concubine
   1. Great Uncle of the Sovereign
   2. Uncles of the Sovereign
   3. Brothers of the Sovereign
10. Sons of the Sovereign and Royal Concubine
11. Nephews of the Sovereign
12. Grandsons of the Sovereign who are sons of son of the Sovereign and daughter of the Sovereign
13. Sons of the Viceroy and Royal Consort
14. Sons of the Former Viceroy
15. Sons of the Viceroy
16. Grandsons of the Sovereign who are sons of son of the Sovereign and Queen or Royal Consort and Princess
17. Grandsons of the Sovereign who are sons of son of the Sovereign and Royal Concubine and Princess
18. Sons of Prince Matayabitak, the Prince Maternal Grandfather of Rama V
19. Sons of the Deputy Vice King and Royal Consort
20. Grandsons of the Sovereign who are sons of son of Sovereign and the commoner
21. Royal Great Grandsons of the Sovereign

Ladies

1. Queen Mother
2. The Sovereign's Consort (Queen)
3. Queen Dowager
4. Royal Consort
5. Daughters of the Former Sovereign and Queen
   1. Great Aunts of the Sovereign
   2. Aunts of the Sovereign
   3. Sisters of the Sovereign
6. Daughters of the Sovereign and Queen
7. Daughters of the Former Sovereign and Royal Consort
   1. Great Aunts of the Sovereign
   2. Aunts of the Sovereign
   3. Sisters of the Sovereign
8. Daughters of the Sovereign and Royal Consort
9. Daughters of the Former Sovereign and Royal Concubine
   1. Great Aunts of the Sovereign
   2. Aunts of the Sovereign
   3. Sisters of the Sovereign
10. Daughters of the Sovereign and Royal Concubine
11. Nieces of the Sovereign
12. Royal Consort who are granddaughters of the Sovereign
13. Granddaughters of the Sovereign who are daughters of son of the Sovereign and daughter of the Sovereign
14. Daughters of the Viceroy and Royal Consort
15. Daughters of the Former Viceroy
16. Daughters of the Viceroy
17. Granddaughters of the Sovereign who are daughters of son of the Sovereign and Queen or Royal Consort and Princess
18. Granddaughters of the Sovereign who are sons of daughters of the Sovereign and Royal Concubine and Princess
19. Daughters of Prince Matayabitak, the Prince Maternal Grandfather of Rama V
20. Daughters of the Deputy Vice King and Royal Consort
21. Granddaughters of the Sovereign who are daughters of son of Sovereign and the commoner
22. Royal Great Granddaughters of the Sovereign

Current Order of Precedence