The name Greison is of Scottish origin, derived from the Gaelic word 'Griogalbhan', which means 'peaceful'. It is a variant spelling of the more common Gregor. Historically, it was borne by several notable figures in Scotland, including Greisome MacGregor, who played a significant role in the Scottish Wars of Independence.
The name Greison has seen a varied number of births over the years, with a peak of 9 births in 2018 and the lowest at 5 births each in 2017, 2019, 2020, and 2021. Overall, there have been 37 babies named Greison between 2015 and 2021.