André Fernando Cardoso Santos Martins (born 3 September 1984) is a Portuguese professional road racing cyclist, who last rode for UCI Continental team NSJBI Victoria Sports Pro Cycling Team.

In 2018, he was suspended for four years – backdated to June 2017 – after failing a drugs test for erythropoietin (EPO).

[2] Following a two-year stint with Caja Rural, Cardoso signed with Garmin–Sharp for the 2014 and 2015 seasons.

[5] In September 2016, Trek–Segafredo announced that Cardoso would join them for the 2017 season with a role as a mountain domestique for Alberto Contador and Bauke Mollema.

[6] On 27 June 2017, the UCI announced Cardoso tested positive for Erythropoietin in an out-of-competition control nine days earlier and had been provisionally suspended.