Alessandra Giuseppina Grassi Herrera (born 29 August 1976) is a Mexican professional road cyclist.

[1] She won a silver medal in the women's time trial at the 2007 Pan American Games in Rio de Janeiro, Brazil, and later represented her nation Mexico at the 2008 Summer Olympics.

[2] Grassi qualified for the Mexican squad, as a lone female cyclist, in the women's road race at the 2008 Summer Olympics in Beijing by receiving a single berth from the UCI World Cup.

[3] She successfully completed a grueling race with a forty-fifth-place effort in 3:36:35, recording the same time but finishing behind Belgium's Lieselot Decroix by an inch.

[4][5][6]