Janson is an uncommon yet captivating masculine given name of Scandinavian origin, derived from the Old Norse 'Geirsson', meaning 'son of Geirr'. The name has a strong and robust character, reflecting its Norse roots. In English-speaking countries, Janson is often associated with literary figures like the Swedish writer Per Olof Janson, further enhancing its cultural appeal.
The name Janson experienced a significant surge in popularity between the late 70s and mid-80s, with peaks of 29 births in 1979 and 33 births in 1982. However, it has since seen a steady decline, with only 16 births recorded in 2021 and 24 in 2022. Over the entire period from 1958 to 2023, there have been a total of 1132 babies named Janson.