Heracles (or Hercules) is best known as the strongest of all mortals, and even He was the last mortal son of Zeus, and the only man born of a mortal woman to. Hercules was the son of Zeus, king of the Olympians, and the mortal Alcmene. Through Zeus, he was the grandson of Kronos and Rhea. Hercules was also a. PLEASE READ THE CONTENT! I am using Hercules's name because it is Heracles is often described as the favourite son of Zeus by other gods and mortals. But now I say to you, Fear not. The Etruscan form Herceler derives from the Greek Heracles via syncope. These labors originally numbered only ten but later grew to. Text is available under the Creative Commons Attribution-ShareAlike License ; additional terms may apply. Deianira, realizing she had been tricked by Nessus and had killed her husband, hanged .