Ioannis Kolokotronis (Greek: Ιωάνης Κολοκοτρώνης; 1805-1868), or Gennaios Kolokotronis (Greek: Γενναίος Κολοκοτρώνης) as the other were calling him was a Greek warrior of the Greek War of Independence, general and Prime Minister of Greece. He born at Stemnitsa, Arcadia, but he grew up at Zakynthos. He was a son of Theodoros Kolokotronis and his mother was Aikaterini Karousou (Greek: Αικατερίνη Καρούσου). He acquired the nickname "Gennaios" (meaning "brave") during the Greek War of Independence in which he fought valiantly despite his youth. He took part at the Siege of Tripolitsa, together with his father.