Mario Kelentric (born 30 January 1973 in Gradacac) is a former Croatian handball goalkeeper and former national team player.
He has played for clubs in Croatia, Slovenia, Germany and France.
He is noted as being one of the best goalkeepers of Croatia and he was also part of the golden generation witch won the 2003 World Championship in Portugal.
Since 2013 he is the goalkeeper coach of Prvo Plinarsko Društvo Zagreb.