Riccardo Martignago (born 6 August 1991) is an Italian football player who plays for club Union Clodiense Chioggia.
He made his Serie B debut for Cittadella on 8 May 2010 in a game against Frosinone.
On 8 August 2019, he signed a 2-year contract with Teramo. On 30 January 2020, he joined Alessandria on loan.
On 30 September 2020 he joined Ravenna on a two-year contract.
On 20 August 2021, Martignago joined to AlbinoLeffe.
On 18 October 2022, he returned to Alessandria.