← 1972 1971 1970 1973 in Laos → 1974 1975 1976
Decades:	1950s 1960s 1970s 1980s 1990s
See also:	Other events of 1973 List of years in Laos

The following lists events that happened during 1973 in Laos.

Incumbents

• Monarch: Savang Vatthana
• Prime Minister: Souvanna Phouma

Events

February

• 21 February - The Vientiane Treaty is signed.