Alessia Gennari (born 3 November 1991) is an Italian volleyball player, who plays as an outside hitter for the Italian club Unet E-Work Busto Arsizio and the Italian women's national volleyball team. At club level, she has won the Italian Championship, Italian Cup and CEV Cup with the clubs she played for. With the national team, she won the gold medal at the 2013 Mediterranean Games and competed in the women's tournament at the 2016 Summer Olympics.