Alastor is a rare and intriguing given name of Scottish origin. It is derived from the Scottish surname 'Allaster', which itself comes from the Middle English word 'Alustre'. The meaning behind this name is 'noble' or 'magnificent'. In literature, Alastor was used by Lord Byron in his poetic work "The Prisoner of Chillon", referring to a spirit that haunts the valley of Chamounix.
The name Alastor has seen a steady increase in popularity over the years, with a significant jump from 23 births in 2018 to 37 births in 2019. This trend continued into 2022 with 42 births, making it one of the most popular years for the name. However, there was a slight decrease in 2023 with 33 births. Overall, Alastor has been chosen for 255 newborns since 2011.