[3] According to Valente, the children of Cobolli Gigli were Sergio, a guardiamarina [it] on an anti-submarine engine during World War II; Antongiulio, an officer on the Eastern Front, where he was wounded in combat; and Niccolò, a fighter pilot who died in the skies of Greece and was decorated with the Gold Medal for Military Valour Memorial.

According to Giacomo Scotti, Giuseppe Cobolli Gigli was a minister of public works of the Fascist era and son of Nikolaus Combol, Slovenian primary school teacher, born in 1863; the last name was Italianized spontaneously in 1928,[4][5] and since 1919 had given himself the pseudonym patriotic Giulio Italico.

[11] In a September 1927 article entitled Il fascismo e gli allogeni (English: Fascism and the Aliens), he theorized the ethnic cleansing of Venezia Giulia, by replacing the populations with native Italian settlers from other provinces the Kingdom of Italy.

In Trieste, la fedele di Roma, about Pazin, he reported: "The village lies on the edge of an abyss which the muse called foiba, a worthy place of burial for those who, in the province, threaten with bold claims the national characteristics of Istria.

By order of Mussolini, he went to Italian East Africa at the end of 1936 for six months to deal with the development of the road network in Ethiopia and personally supervise the work of the various construction sites directed by the engineer Giuseppe Pini.

[16][17] On 4 April 1939, at the National Institute of Roman Studies [it], he illustrated during a conference "the contribution of the Ministry of Public Works to the master plan of imperial Rome".

[18][19] In the national territory, he was among the proponents of the regulatory plan of Catanzaro and La Spezia (the first of the city), and the first signatory of the project to complete the former Busonera Hospital in Venice.