Bett is a surname. Notable people with the surname include:
Baldur Bett (born 1980), Icelandic footballer Calum Bett (born 1981), Icelandic footballer Darren Bett (born 1968), BBC weather forecaster Elva Bett (1918 - 2016), New Zealand artist, art historian and art gallery director Emmanuel Bett (born 1985), Kenyan long-distance runner Franklin Bett (born 1953), Kenyan politician Jim Bett (born 1959), Scottish former professional footballer Mark Bett (born 1976), Kenyan long-distance runner Nicholas Bett (1990–2018), Kenyan hurdler Nicholas Kiptanui Bett (born 1996), Kenyan steeplechase runner Richard Bett, British philosopher
See also Bett (disambiguation) Betts