'Lead singer' of The Chipmunks and named after Liberty executive Alvin Bennett (his two brothers similarly named after the Liberty executives).
Originally voiced on Liberty vinyl release by Ross Bagdasarian Sr.

For the credit of Alvin & The Chipmunks please use an ANV of The Chipmunks.

Alvin was voiced by Ross Bagdasarian Jr. in the animated series and film, whilst film actor Justin Long did the voice for the live-action/animated film series.