Katherine Jane Staples (born 2 November 1965) is a British female former pole vaulter. In 1992, she became the first British woman to vault over three metres. She went on to win the 1993 UK Championships, the AAA Championships three times (1993, 1994, 1996), and the AAA Indoor Championships three times (1994, 1995, 1996), and broke the British record more than 25 times, peaking at 3.90 metres on 26 May 1996 (she cleared an unofficial 3.90 m in June 1995). She is also known for her role as Zodiac in the ITV series Gladiators, from 1993 to 1996.