Bianca Williams is a British athlete. She competed for England at the 2014 Commonwealth Games, where she won bronze medals in the 200 m, and in the 4 × 100 m relay. She has also won two medals as part of the British team at the IAAF World Relays; with silver in the 4 × 200 m in 2014, and bronze in the 4 × 100 m in 2015. She ranks fifth on the UK all-time list at 200m with her best of 22.45 secs.

The 2014 IAAF World Relays were held in May 2014 in Nassau, Bahamas. The event was the first edition of the IAAF World Relays. There were five events for each gender. In men's and women's 4 × 100 metres and 4 × 400 metres, the event served as a qualification event for the 2015 World Championships in Athletics.