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Giacomo da Lentini is usually credited with the invention of the sonnet (though the form has a long and rich history both before and after Giacomo).
Sonnets had certainly been around for a while before Petrarch (at least a century).
Giacomo Barozzi da Vignola was born on October 1, 1507.
Giacomo Barozzi da Vignola died on July 7, 1573 at the age of 65.