Gunnar Axel Arvid Nilsson (20 November 1948 – 20 October 1978) was a Swedish racing driver, who competed in Formula One from 1976 to 1977. Nilsson won the 1977 Belgian Grand Prix with Lotus. Born and raised in Helsingborg, Nilsson initially studied engineering at Stockholm University and served as a submarine radio officer in the Swedish Navy. Nilsson began his racing career in the late 1960s, progressing into Formula Super Vee in 1973 with Ecurie Bonnier.
https://en.wikipedia.org/wiki/Gunnar_Nilsson