Donny

Age: 16
Birthday: June 10
Height: 177 cm (5'9)
Weight: 65 kg (143 lbs)
Blood Type: B

Donny used to train as a Holy Knight apprentice under his uncle Howzer alongside his friend Edlin. However, seeing that he lacked the strength to become a Holy Knight, Donny dropped out of training and joined the Katz Street Troupe alongside Katz and Elva.

(Source: Nanatsu no Taizai Wiki)