I don't really know how to compare these things since I don't think Haskell was really very useful at it's 1.0 release, but Haskell 1.0 came out in 1990, 4 year

I don't really know how to compare these things since I don't think Haskell was really very useful at it's 1.0 release, but Haskell 1.0 came out in 1990, 4 years after Erlang, they're both pretty old.