Serhiy Gagikovych Nigoyan or Nihoyan (Ukrainian: ?????? ??????, Armenian: ?????? ???????; August 2, 1993 – January 22, 2014) was an Armenian-Ukrainian Euromaidan activist who was fatally shot during the 2014 Hrushevskoho Street riots where he was acting as security.
He was the first protester killed by shooting during the protest.