Helen Teresa Clitheroe (née Pattinson) (born 2 January 1974 in PrestonEngland) is a British middle- and long-distance runner coached by Trevor Painter. She competed in the 1500 metres at the 2000 Summer Olympics in Sydney and in the 3000 m steeplechase at the 2008 Summer Olympics in Beijing. She was the 1500 m bronze medallist at the 2002 Commonwealth Games.

She achieved the Olympic A qualifying standard for the 3000 m steeplechase at the Iberoamericano meeting, in Huelva on June 13, 2008, where she finished 8th in a time of 9:43.56. Her place in the British team for the Games was confirmed when she won the British trials in a new national record time of 9:36.98. At the Games she finished sixth in her heat and did not advance to the next round of competition, despite beating her own national record with a time of 9:29.14. At the 2008 IAAF World Athletics Final, in Stuttgart, Clitheroe placed 9th in the 3000 m steeplechase in a time of 9:39.72.

She completed a spell of high-altitude training in Iten, Kenya and then came close to a 3000 m lifetime best at the Aviva International Match in January 2011, finishing with a stadium record run. The May 2011 Great Manchester Run saw her produce a career best for the 10K as she completed a dominant performance to win the race in a time of 31:45 minutes. She set herself a similar target at the European Cup 10000m in June 2011, but suffered in hot conditions and finished in fourth with a time of 32:11.29 minutes.

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