Based on the provided source material, there is no information confirming that Tomaini is a city in Italy. The source identifies Tomaini exclusively as a surname.
Notable individuals with the surname include Al Tomaini (1912–1962), an American circus performer who was once recognized as the world's tallest person, and football players Army Tomaini (1918–2005) and Johnny Tomaini (1902–1985).