Wahlquist or Vahlquist is a surname. Notable people with the surname include:
Åsa Wahlquist, Australian journalist Gil Wahlquist (1927–2012), Australian journalist Heather Wahlquist (born 1977), American actress Hege Bakken Wahlquist (born 1992), Norwegian handball player Magnus Vahlquist (born 1938), Swedish diplomat
See also Wallquist Wahlqvist