Weatherall or Weatherill is a surname, and may refer to:

• Andrew Weatherall (1963–2020), English musician, DJ, songwriter, producer and remixer
• Ann Weatherall (born 1964), New Zealand psychologist
• David Weatherall (1933–2018), British physician and researcher
• James Weatherall (1936–2018), Royal Navy admiral
• Jim Weatherall (1929–1992), American football player
• Kimberlee Weatherall (born 1974), Australian intellectual property lawyer
• Maddison Weatherall (born 2001), New Zealand rugby player
• Miles Weatherall (1920–2007), British pharmacologist
• Percy Weatherall (born 1957), British businessman
• Raphael Weatherall (born 2004), English cricketer

• Bernard Weatherill (1920–2007), British Conservative politician, Speaker of the House of Commons between 1983 and 1992
• Bob Weatherill (1897–1992), Australian football player
• George Weatherill (politician) (1936–2021), Australian politician, deputy leader of the South Australian Labor Party
• George Weatherill (footballer) (1900–1986), Australian football player
• Jay Weatherill (born 1964), Australian politician, Premier of South Australia 2011–2018

• Wetheral, Cumbria, England
• Wetherall