Youthful or soft-haired
Giliana is a rare elaboration of Gillian, which is the feminine form of Julian. It ultimately derives from the Roman family name Julius, which is thought to be related to the Greek word for 'downy-bearded' or 'youthful'.
Fewer than 5 girls were named Giliana in 2025.
US births per 5-year period, 1990–present (SSA data).