Martins competed at the European Championships and qualified for the all-around final where she finished in tenth place. She then won the gold medal in the all-around at the Portuguese Championships. She was then selected to represent Portugal at the 2019 European Games, and she qualified for the all-around final and finished fifteenth. At the Paris Challenge Cup, she finished fifth on the uneven bars. She then went to the Guimaraes Challenge Cup and won the bronze medal on the uneven bars behind Frida Esparza and Elsa García and the gold medal on the balance beam. She then went to the World Championships and finished sixty-fifth in the all-around during the qualification round. This result earned her an individual spot at the 2020 Olympics.