Ceprano is a comune in the province of Frosinone, in the Valle Latina, part of the Lazio region of Central Italy. It is 106 kilometres south of Rom…Ceprano is a comune in the province of Frosinone, in the Valle Latina, part of the Lazio region of Central Italy. It is 106 kilometres south of Rome and about 127 kilometres north of Naples. In 1994, the Ceprano Man, a 450,000 year old prehistoric human skull cap, was discovered in the area.