Stefano Agostini (born 3 January 1989) is a professional road cyclist, who last rode for Cannondale. He joined the team in 2011 as a stagiaire before signing on as a neo-pro for the 2012 season.

On 20 September 2013 the UCI announced that Agostini was provisionally suspended for an adverse analytical finding for 0.7 nanogram per millilitre clostebol in an out-of-competition test taken on 21 August 2013. He was also fired by the Cannondale team. He was given a 15-month suspension for doping, ending 20 November 2014.