was a common year starting on Monday of the Gregorian calendar, the 1973th year of the Common Era (CE) and Anno Domini (AD) designations, the 973rd year of the 2nd millennium, the 73rd year of the 20th century, and 4th in the 1970s. The 1973 denomination for the year has been in use since the early Medieval period, when the Anno Domini (A.D.) calendar era became the common method in Europe for naming years.
April 14 - Bobo Magazine starts publishing.
November 19 - Girls (magazine) began to be published.
Riam Kanan Reservoir in Aranio, Aranio, Banjar, South Kalimantan, was inaugurated by President Soeharto
January 9 - Indra Birowo, one of the cast in Extravaganza, Trans TV.
January 17 - Ari Lasso, singer from Indonesia.
January 26 - Brendan Rodgers, Northern Ireland football coach.
27 March - Bambang Witjaksono, Indonesian graphic artist.
April 12 - Jefri Al Buchori, Indonesian cleric (d. 2013).
10 May - Tora Sudiro, one of the cast in Extravaganza, Trans TV.
30 May - Ferdi Hasan, host from Indonesia.
June 2 - Atalarik Syach, Indonesian actor.
June 23 - Mega Mustika, dangdut singer.
July 8 - Imam Nahrawi, Indonesian politician.
July 10 - Gary Iskak, Indonesian actor.
August 24 - Gray DeLisle, American actress, voice actor, and singer-songwriter of Dutch, Norwegian, Mexican, French, and Irish descent.
September 12 - Paul Walker, American actor (d. 2013).
November 1 - Aishwarya Rai, Miss World 1994, Indian actress.
December 4 - Cut Keke, Indonesian actress.
December 12 - Desy Ratnasari, Indonesian actress.
December 22 - Azis Gagap, comedian from Indonesia.
May 29 - P. Ramlee, legendary Malaysian artist (b. 1929).
July 20 - Bruce Lee, action actor and kung fu expert and inventor of the JKD (Jeet Kune Do) martial arts technique.
September 2 - J.R.R. Tolkien, author of the novel The Lord of the Rings.
National holidays in Indonesia
Indonesian national holidays for 1973: