Marilyn Chinwenwa Okoro is a British track and field athlete. She finished third in the 800 metres at both the 2007 and 2008 IAAF World Athletics Final. She was on the bronze winning 4 × 400 m relay at the 2007 World Championships in Athletics. Wikipedia
Born: 1984 (age 39 years), London, United Kingdom
Teammates: Christine Ohuruogu, Nicola Sanders, and Kelly Sotherton