Aner Shapira was among those killed in the Re im festival massacre, which saw Palestinian gunmen kill 325 civilians and off-duty soldiers, wound many more and take at least 37 hostages.
Aner Shapiro, 22, was killed during the October 7 massacre, but reportedly saved the lives of "dozens" of Israelis by lobbing grenades back at their attackers
An off-duty British-Israeli soldier threw back seven Hamas grenades targeted at a shelter by gunmen during the attack on a music festival on 7 October, Sky News has been told.