Torrian is of American origin, derived from the Irish surname O'Torrín. It means 'descendant of Torrán,' an ancient Norse personal name. The name gained prominence in America during the 20th century and has since been used as a given name.
"Torrian experienced notable fluctuations in its popularity over time. After a slow start with fewer than 7 births per year between 1976 and 1980, the name's usage began to rise significantly from 1986 onwards, peaking at 27 births in 2019. However, it has since seen a decrease, with only 7 births recorded in 2023."