| Intro | Nigerian professional cyclist |
| Is |
Athlete Sport cyclist |
| From | Nigeria |
| Type | Sports |
| Gender | female |
Rosemary Marcus is a female Nigerian professional cyclist. She won a gold medal while representing Nigeria in the women’s time trial cycling event alongside Happiness Okafor, Glory Odiase and Gripa Tombrapa at the 2015 All-Africa Games in Congo Brazzaville.