Elizabeth or Liz Watson may refer to:

• Elizabeth Lowe Watson (1842–1927), American lecturer and suffragist
• Lizzie Allen Harker (1863–1933), née Watson, English author
• Bessie Watson (1900–1992), Scottish child suffragette and piper
• Elizabeth G. Watson (1914–2006), American Quaker minister, curator, and feminist theologian
• Elizabeth Watson (police officer), American police chief
• Liz Watson (politician) (born 1975), American lawyer and former candidate for US Congress
• Liz Watson (netball) (born 1994), Australian netball player
• Elizabeth Watson, English person convicted of contempt of court, see Freeman on the land movement#Court cases
• Elizabeth Watson (Shortland Street), television character