Törnqvist is a Swedish surname.
Notable people include: Egil Törnqvist Gusten Törnqvist, Swedish retired professional ice hockey goaltender Jane Törnqvist, Philippine-born Swedish former footballer Leo Törnqvist (1911–1983), Finnish statistician Nils Törnqvist Noel Törnqvist Rebecka Törnqvist, Swedish jazz and pop vocalist Torbjörn Törnqvist, Swedish billionaire