Teresa do Rosário Afonso Portela (born 30 October 1987) is a Portuguese sprint canoer who has competed since the late 2000s.

[1] She won a bronze medal in the K-4 200 m event at the 2009 ICF Canoe Sprint World Championships in Dartmouth.

Portela also competed in the K-1 500 m event at the 2008 Summer Olympics in Beijing, China, but she was eliminated in the semifinals.

[2] In 2010, Portela won the gold in the K1 200m World Cup at Szeged, Hungary.

After a year off, Portela was back racing in 2014 winning a medal at the World Cup in Szeged and double bronze in the Europeans, finishing with a 5th place in the K1 500 m in the World Championships in Moscow, Russia.