Rosângela Cristina Oliveira Santos (born December 20, 1990) is an American-born Brazilian track and field sprint athlete.

At the 2011 Pan American Games, in Guadalajara, she won the gold medal in the 100m, beating her personal record with a time of 11.22 seconds.

[3] She also won the 4x100 meters relay alongside Vanda Gomes, Franciela Krasucki and Ana Claudia Lemos, with a time of 42.85, breaking the South American record.

[5] In the semifinal, she came in 3rd place in her heat (losing to Carmelita Jeter and Veronica Campbell-Brown, who advanced to the final, and won silver and bronze medals), in a time of 11.17 mark, ranking 12th overall.

[9] At the 2017 World Championships in London, Rosângela became the first Brazilian female sprinter ever to race 100 m in less than 11 seconds, clocking 10.91 in the semifinal to bag a new national and South American record to the distance.