* 1973 – Launch of Pioneer 11 spacecraft.

* 1973 – The American League of Major League Baseball begins using the designated hitter.

* 1973 – Donnie Edwards, American football player

* 1973 – Randall Godfrey, American football player

* 1973 – Joe Machine, English artist, poet and writer

* 1973 – Rie Miyazawa, Japanese actress and model

* 1973 – Sun Wen, Chinese footballer

* 1973 – J. Scott Campbell, American writer and illustrator

* 1973 – Claudia Jordan, American model

* 1973 – Christina Moore, American actress

* 1973 – Antonio Osuna, Mexican baseball player

* 1973 – Watergate Scandal: U. S. President Richard Nixon announces that top White House aides H. R.

* 1948 – Alexander Onassis, American Greek socialite, son of Greek shipping magnate Aristotle Onassis ( d. 1973 )

* 1973 – Jeff Timmons, American singer and producer ( 98 Degrees )

* 1973 – Kinna McInroe, American actress

* 1908 – Lyndon B. Johnson, American politician, 36th President of the United States ( d. 1973 )

* 1973 – Jazz, American wrestler

* 1973 – Cory Bowles, Canadian actor and choreographer

* 1973 – Danny Coyne, Welsh footballer

* 1973 – Dietmar Hamann, German footballer

* 1973 – Burak Kut, Turkish singer-songwriter

* 1973 – Johan Norberg, Swedish author

* 1973 – Vera Farmiga, American actress

* 1973 – Monica Goodling, American lawyer

* 1973 – Max Kellerman, American sportscaster

Leeann Velez Tweeden ( born June 13, 1973 ) is an American model.

* 1973 – Karenna Gore Schiff, American journalist, lawyer, and author

* 1973 – Brittany Andrews, American porn actress

* 1973 – Molly Henneberg, American journalist

* 1973 – Eric Medlen, American drag racer ( d. 2007 )

* 1973 – Jay Meetze, American conductor and producer

* 1973 – Gregg Berhalter, American soccer player

* 1973 – Tempestt Bledsoe, American actress

* 1973 – Jay Cutler, American bodybuilder

* 1973 – Michael Ealy, American actor

* 1973 – Richard Marshall, American general ( b. 1895 )

* 1973 – Senta Moses, American actress

* 1973 – Malaika Arora Khan, Indian actress and model

* 1973 – Roselyn Sánchez, Puerto Rican singer, model and actress

* 1973 – Carolyn Murphy, American model and actress

* 1973 – Ève Salvail, Canadian model

Martin Cooper ( inventor ) | Dr. Martin Cooper of Motorola, made the first private handheld mobile phone call on a larger prototype model in 1973.

Highlights of the strip's final decades include " Boomchik " ( 1961 ), in which America's international prestige is saved by Mammy Yokum, " Daisy Mae Steps Out " ( 1966 ), a female-empowering tale of Daisy's brazenly audacious “ homewrecker gland ," " The Lips of Marcia Perkins " ( 1967 ), a satirical, thinly-veiled commentary on venereal disease and public health warnings, " Ignoble Savages " ( 1968 ), in which the Mob takes over Harvard, and " Corporal Crock " ( 1973 ), in which Bullmoose reveals his reactionary cartoon role model, in a tale of obsession and the fanatical world of comic book collecting.

The first application of a staged maturity model to IT was not by CMM / SEI, but rather by Richard L. Nolan, who, in 1973 published the stages of growth model for IT organizations.

* 1973 – Sarah Kozer, American model and actress

* 1973 – Shalom Harlow, Canadian model and actress

Enrolled at the Ginnasio Giulio Cesare in 1929, he made friends with Luigi ‘ Titta ’ Benzi, later a prominent Rimini lawyer ( and the model for young Titta in Amarcord ( 1973 )).

* 1973 – Heidi Klum, German model, actress, fashion designer, and producer

* 1973 – Ali Landry, American model and actress

Keynesian economics advocates a mixed economy — predominantly private sector, but with a significant role of government and public sector – and served as the economic model during the later part of the Great Depression, World War II, and the post-war economic expansion ( 1945 – 1973 ), though it lost some influence following the tax surcharge in 1968 and the stagflation of the 1970s.

* 1973 – Boris Kodjoe, Austrian-born American actor and former model

* 1973 – Eva Herzigova, Czech model

* 1973 – Vanessa Branch, British-American actress and model

* 1973 – Ananda Lewis, American model and television personality

* 1973 – Angelica Bridges, American actress, model, and singer

In 1973, intuitionist Arend Heyting praised non-standard analysis as " a standard model of important mathematical research ".

* 1973 – Nell McAndrew, British model

* 1973 – Takeshi Kaneshiro, actor / model