Hiero, of Greek origin, is derived from the word 'hieros', meaning 'sacred' or 'holy'. It was a common name among early Christians and has been used throughout history, including by several saints. The name Hiero carries an air of antiquity and spirituality, reflecting its religious roots.
The name Hiero had no births recorded in 2020 but saw a consistent five births each in 2019 and 2021, resulting in a total of ten births over the two years.