skos:altLabel | - Thai
- 21st Infantry Regiment
- 1st Infantry Battalion of the 21st Regimental Combat Team
- 1st Battalion of the 21st Thai Regiment
- '''21st Infantry Regiment, Queen Sirikit's Guard'''
- 21st Combined Regiment
- 21st Infantry
- 21st Infantry Regiment (Queen's Guard)
- 21st Infantry Regiment, Queen Sirikit's Guard
- 21st Infantry Regiment, Queen's Guard
- 21st Royal Thai Regiment
- 21st Royal Thailand Regimental Combat Team
- 21st infantry regiment
- Fort Nawaminthrachini
- Thai Battalion
- the 21st Infantry Regiment, Queen's Guard
|