Marilyn Okoro is a British track and field athlete. She finished third in the 800 meters at both the 2007 and 2008 IAAF World Athletics Final and was on the bronze winning 4x 400m relay at the 2007 Athletics World Championships and the Beijing Olympic Games in 2008.

Marilyn is program lead for the New to Career function at Equinix, the world's leading data infrastructure company. Marilyn is also a Public Speaker, Life Coach and Mentor and champion of women and girls. Driving change in professional sport and athlete welfare she founded the podcast series called Detach the Stigma. Marilyn is also an ACGP governance practitioner.

Marilyn grew up in Northwest London Stonebridge Park, one of the most vibrant yet deprived boroughs in London. Marilyn took up running aged ten when she attended Abbots Hill, a boarding school in Hertfordshire. As a keen lacrosse, tennis and netball player, Marilyn believes that her diverse background in sport is reflected in her versatility in athletics. Whilst she specialises in the 800m, she is also competitive in the 400m and 1500m.

Outside of athletics, Marilyn enjoys singing (Gospel, Jazz and Soul), travelling and spending quality time with her family, friends and of course not forgetting her ‘favourite’ Bentley (puppy). She is a fluent French speaker, and conversant in Spanish. In 2016 Marilyn was the Sports category winner at the Igbo Women’s Awards held in London.

Marilyn’s Mantras include: DREAM AUDACIOUSLY, BIG AND NEVER GIVE UP!