This Greek influence would have had this constellation named Heracles, but the Roman dominance gave it the name Hercules.
He was either a Greek or an Egyptian strongly influenced by Greek culture. Ptolemy lived in the Egyptian city of Alexandria in the second century when it was under Roman control. He has been in the sky since ancient times, with this constellation appearing in Claudius Ptolemy’s astronomical treatise, the Almagest.
A little east of overhead is a star of television and movies.