Nykvist is a Swedish surname. Notable people with the surname include:
Ann-Christin Nykvist (born 1948), Swedish politician Emelie Nykvist (born 1990), Swedish handball player Emil Nykvist (born 1997), Swedish biathlete Jens Nykvist (born 1968), Swedish Navy officer Malin Nykvist (born 1979), Swedish footballer Sven Nykvist (1922–2006), Swedish cinematographer
See also Nyquist (disambiguation)