Alin is a unisex given name of Latin origin, meaning 'light'. It is often associated with the Roman family name Aemilius, which is derived from the Latin word 'aemulus', meaning 'to strive after, emulate'. The name Alin is believed to have been brought into usage through its appearance in various works of literature and art. In some cultures, it may also be considered a form of the masculine given name Alexander, as both names share similar root meanings related to defense or protection. Notable individuals with this name include American jazz musician Allyn Ferguson and Romanian chess grandmaster Alinüssen.
The name Alin experienced varied popularity over time, with a significant increase from 2000 onwards, peaking at 38 births in 2007. However, it has since declined, reaching its lowest point recently with 9 births in 2020 and 15 births in 2022. Overall, there were 486 babies named Alin from 1988 to 2023.