Frank Dernie, born on April 3, 1950, in England, is a pioneering British engineer known for his innovative work in Formula 1, particularly in aerodynamics and data analysis. He began his career in motorsport engineering in the 1970s and quickly made an impact by introducing advanced computational techniques and wind tunnel testing to F1 car design.

Dernie is best known for his contributions to Williams in the 1980s, where he played a key role in designing highly successful cars, including the Williams FW11, which helped drivers like Nelson Piquet and Nigel Mansell secure victories and championships. He introduced ground-breaking technology, such as active suspension, and focused on optimizing aerodynamics and car handling.