The Genoa Group of Eight Summit protest from July 18 to July 22, 2001 was one of the bloodiest protests in Western Europe's recent history, as evidenced by the wounding of hundreds of policemen and civilians forced to lock themselves inside of their homes and the death of a young Genoese anarchist named Carlo Giuliani — who was shot in the face while trying to throw a fire extinguisher on a police car — during two days of violence and rioting by fringe groups supported by the nonchalance of more consistent and peaceful masses of protesters, and the hospitalisation of several of those peaceful demonstrators just mentioned.

Pope Clement XIII ( 7 March 1693 – 2 February 1769 ), born Carlo della Torre di Rezzonico, was Pope from 16 July 1758 to 2 February 1769.

* July 20 – Naval Battle of Lissa: The Austrian fleet under Wilhelm von Tegetthoff defeats the Italian fleet of Carlo di Persano.

* July 5 – François Carlo Antommarchi, French Physician ( d. 1838 )

Lorenzo Romano Amedeo Carlo Avogadro di Quaregna e di Cerreto, Count of Quaregna and Cerreto ( 9 August 1776, Turin, Piedmont – 9 July 1856 ) was an Italian savant.

Louis Napoléon Bonaparte, Prince Français, Comte de Saint-Leu ( 2 September 1778 – 25 July 1846 ), King of Holland ( 1806 – 10 ), was the fifth surviving child and the fourth surviving son of Carlo Buonaparte and Letizia Ramolino.

Constantine XI married twice: the first time on 1 July 1428 to Theodora Tocco, niece of Carlo I Tocco of Epirus, who died in November 1429 ; the second time to Caterina Gattilusio, daughter of Dorino of Lesbos, who also died, during childbirth, in 1442.

The 27th G8 summit in the city, in July 2001, was overshadowed by violent protests, with one protester, Carlo Giuliani, killed amid accusations of police brutality.

Charles Albert ( Carlo Alberto Amedeo ; 2 October 1798 – 28 July 1849 ) was the King of Piedmont-Sardinia from 1831 to 1849.

* DEF CON 4 was held at the Monte Carlo Resort and Casino in July ( 26-28 ) 1996.

Carlo Giuliani (; 14 March 1978 – 20 July 2001 ) was an Italian anti-globalist who was shot dead by a police officer during the demonstrations against the Group of Eight summit that was held in Genoa from July 19 to July 21, 2001.

* July 18 – Carlo Alfredo Piatti, cellist ( b. 1822 )

Stéphanie gave birth to her third child, Camille Marie Kelly Gottlieb, on 15 July 1998 at the Princess Grace Hospital Centre in Monte Carlo, Monaco.

* 29 March – 1 July 1849: Carlo Armellini ( b. 1777 – d. 1863 ), Giuseppe Mazzini ( b. 1805 – d. 1872 ) & Conte Aurelio Saffi ( b. 1819 – d. 1890 )

Gian Carlo Menotti () ( July 7, 1911 – February 1, 2007 ) was an Italian-American composer and librettist.

On 9 July 2007, a paper submitted to arXiv by Carlo Rizzo and other researchers from the Centre National de la Recherche Scientifique indicated with a confidence level of 94 % or higher, that they believed the results published by the PVLAS experiment, in Italy, were incorrect and did not prove the existence of the axion.

* July 30-Carlos Monzón recovers from a second round knockdown and retains his world Middleweight championship with a fifteen round unanimous decision against Rodrigo Valdez in their rematch, at Monte Carlo, Monaco.

Charles Lucien ( Carlo ) Jules Laurent Bonaparte, 2nd Prince of Canino and Musignano ( 24 May 1803 – 29 July 1857 ) was a French biologist and ornithologist.

Carlo Bergonzi ( born 13 July 1924 ) is an Italian operatic tenor.

The WBA and WBC, recognizing that Valdez probably wasn't in the best of moods to fight during his first confrontation with Monzon, ordered a second fight between the rivals, and so they fought again, on July 30, 1977, once again at Monte Carlo.

* 18 July: Carlo Aymonino ( died 2010 )

* July 7 – Gian-Carlo Menotti, Italian-born American composer ( d. 2007 )

On July 21, 1878, a noisy public meeting was held at Rome with Menotti Garibaldi, the son of Giuseppe Garibaldi, as chairman of the forum, and a clamour was raised for the formation of volunteer battalions to conquer the Trentino.

Éric Alfred Leslie Satie () ( 17 May 1866 – Paris, 1 July 1925 ; signed his name Erik Satie after 1884 ) was a French composer and pianist.

On 29 July 1900, King Umberto I of Italy was assassinated, a deed that horrified the aged composer.

Jean-Jacques Rousseau (; 28 June 17122 July 1778 ) was a Genevan philosopher, writer, and composer of 18th-century Romanticism of French expression.

Johann Tobias Krebs ( 7 July 1690 – 11 February 1762 ) was a German organist and composer.

Steve Lacy ( July 23, 1934 – June 4, 2004 ), born Steven Norman Lackritz in New York City, was a jazz saxophonist and composer recognized as one of the important players of soprano saxophone.

* July 26 – Franz Xaver Wolfgang Mozart, Austrian composer and pianist ( d. 1844 )

* July 5 – George Rochberg, American composer ( d. 2005 )

* July 16 – Philipp Scharwenka, Polish-German composer ( b. 1847 )

* July 13 – Arnold Schoenberg, Austrian composer ( b. 1874 )

* July 2 – David Eaton, American composer / conductor / producer

* July 9 – Fritz Hart, English-born composer ( b. 1874 )

* July 18 – Vítězslav Novák, Czech composer ( b. 1870 )

* July 29 – Ján Cikker, Slovak composer ( d. 1989 )

* July 29 – Alexander Glazunov, Russian composer ( d. 1936 )

* July 10 – Jelly Roll Morton, African-American jazz musician and composer ( b. 1890 )

* July 22 – Zubir Said, Singaporean composer of Singapore's national anthem ( d. 1987 )

* July 26 – Keiko Matsui, Japanese pianist and composer

* July 15 – Ernest Bloch, Swiss composer ( b. 1880 )

* July 8 – Thilo Martinho, German composer, singer-songwriter

* July 10 – Maurice Zbriger, Canadian violinist, composer and conductor ( d. 1981 )

* July 10 – Carl Orff, German composer ( d. 1982 )

* July 11 – American popular composer George Gershwin dies in Los Angeles of a brain tumor, age 38.

* July 11 – George Gershwin, American composer ( b. 1898 )

* July 4 – William Byrd, English composer ( b. 1543 )