1973 in the Philippines

Decades:	1950s; 1960s; 1970s; 1980s; 1990s;
See also:	List of years in the Philippines; films; ; ; ;

1973 in the Philippines details events of note that happened in the Philippines in the year 1973.

Incumbents

President: Ferdinand Marcos (Nacionalista)
Chief Justice: Roberto Concepcion (until April 18), Querube Makalintal (starting April 18)

January 10 - A plebiscite referendum is held among the citizens' assemblies to ratify the new Constitution.
January 15 - Infamous Chinese drug lord Lim Seng faced his public execution by firing squad at a lot behind the Libingan ng mga Bayani in Fort Bonifacio,^[1] the country's first and last of its kind in the post-war Philippine history.
July 27 - 28 – National referendum was held wherein 90.77% of the Citizen Assemblies voted for the ratification of the 1973 Constitution and the continuation of Martial Law.
November 18 - 23 – The inaugural Asian Athletics Championships was held in Marikina.
December 1 - 15 – The 1973 Asian Basketball Confederation Championship were held in Manila.

April 1973 - The National Democratic Front (NDF), the united front organization of the Communist Party of the Philippines, is formally organized.
July 1973 - Miss Philippines Margarita Moran was crowned Miss Universe 1973.
November 1973 – Banahaw Broadcasting Corporation began radio-television operations.