German is Affenklammer - literal translation is monkey bracket.
Russian is Sobaka... sorry, can't write cyrilic on here, but it means dog.
French - arobase, though no idea of the literal meaning.
Swedish is snabel-a, which literally means "A with a trunk"
I've heard that the Finnish translation means "cat".
As usual, Polish, German, Swedish etc. win out on descriptive directness!
Quite right that is! Here’s one more:
– literally: worm