Tarran Mackenzie (born 29 October 1995, often known as Taz) is a professional road racer of solo motorcycles, based in Ashby-de-la-Zouch, Leicestershire, England. Mackenzie won the 2021 British Superbike Championship at the final round in October 2021. With an ambition to eventually compete at world superbike level, no full-season opportunities were available for 2022. Mackenzie's 2022 BSB season ended on 25 September with a crash at Oulton Park, when he fell at the chicane and slid across the track under an oncoming motorcycle, breaking his left femur.