At the European Championships, Martins finished eighth in the all-around final. She then won the all-around at the Portuguese Championships. At the International GymSport in Sangalhos, she won the gold medal in the all-around, the uneven bars, and the balance beam. She then represented Portugal at the 2017 Summer Universiade with Diana Abrantes and Inês Romero, and they finished seventh in the team competition. Individually, Martins finished sixth in the all-around final. She then competed at the World Championships and qualified for the all-around final and finished eighteenth.