| 75781 | July 3 | Birth | 1932 – Richard Mellon Scaife, American businessman (d. 2014) |
| 75782 | July 3 | Birth | 1933 – Edward Brandt, Jr., American physician and mathematician (d. 2007) |
| 75783 | July 3 | Birth | 1935 – Cheo Feliciano, Puerto Rican singer-songwriter (Fania All-Stars) (d. 2014) |
| 75784 | July 3 | Birth | 1935 – Harrison Schmitt, American geologist, astronaut, and politician |
| 75785 | July 3 | Birth | 1936 – Anthony Lester, Baron Lester of Herne Hill, English lawyer and politician |
| 75786 | July 3 | Birth | 1936 – Baard Owe, Norwegian-Danish actor |
| 75787 | July 3 | Birth | 1937 – Nicholas Maxwell, English philosopher and academic |
| 75788 | July 3 | Birth | 1937 – Tom Stoppard, Czech-English playwright and screenwriter |
| 75789 | July 3 | Birth | 1938 – Jean Aitchison, English linguist and academic |
| 75790 | July 3 | Birth | 1939 – Brigitte Fassbaender, German soprano and director |
| 75791 | July 3 | Birth | 1939 – László Kovács, Hungarian politician and diplomat, Hungarian Minister of Foreign Affairs |
| 75792 | July 3 | Birth | 1939 – Coco Laboy, Puerto Rican baseball player |
| 75793 | July 3 | Birth | 1940 – Lamar Alexander, American lawyer and politician, 5th United States Secretary of Education |
| 75794 | July 3 | Birth | 1940 – Fontella Bass, American singer-songwriter (d. 2012) |
| 75795 | July 3 | Birth | 1940 – Jerzy Buzek, Polish engineer and politician, 9th Prime Minister of Poland |
| 75796 | July 3 | Birth | 1940 – César Tovar, Venezuelan baseball player (d. 1994) |
| 75797 | July 3 | Birth | 1941 – Gloria Allred, American lawyer and activist |
| 75798 | July 3 | Birth | 1942 – Eddy Mitchell, French singer-songwriter and actor (Les Chaussettes Noires) |
| 75799 | July 3 | Birth | 1942 – Paco Stanley, Mexican actor (d. 1999) |
| 75800 | July 3 | Birth | 1943 – Judith Durham, Australian singer-songwriter (The Seekers) |
| 75801 | July 3 | Birth | 1943 – Kurtwood Smith, American actor |
| 75802 | July 3 | Birth | 1944 – Michel Polnareff, French singer-songwriter |
| 75803 | July 3 | Birth | 1945 – Michael Cole, American actor |
| 75804 | July 3 | Birth | 1945 – Michael Martin, Baron Martin of Springburn, Scottish politician, Speaker of the House of Commons |
| 75805 | July 3 | Birth | 1945 – Saharon Shelah, Israeli mathematician and academic |
| 75806 | July 3 | Birth | 1946 – Johnny Lee, American singer and guitarist |
| 75807 | July 3 | Birth | 1946 – Leszek Miller, Polish political scientist and politician, 10th Prime Minister of Poland |
| 75808 | July 3 | Birth | 1946 – Michael Shea, American author (d. 2014) |
| 75809 | July 3 | Birth | 1946 – Bolo Yeung, Hong Kong bodybuilder and actor |
| 75810 | July 3 | Birth | 1947 – Dave Barry, American journalist and author |