The name Cainan is of Hebrew origin, meaning 'Possession'. It is a variant spelling of the name Kenan, which appears in the Old Testament as the son of Enosh and the father of Mahalaleel. This ancient lineage gives the name Cainan a sense of history and tradition. The name gained popularity in recent years due to its unique sound and spelling, appealing to those seeking a distinctive name for their child.
The name Cainan experienced a significant increase in popularity from the late 1990s to the mid-2000s, with a peak of 47 births in 2016 and 44 births in 2019. However, it has since seen a decrease, with only 37 births recorded in 2022 and 28 births in 2023. Overall, there have been a total of 956 births for the name Cainan from 1981 to 2023.