- In 1992, won the Junior Cross Country Championships.
- Won 5000-meter gold in 2002 at the Commonwealth Games and 10,000-meter gold at the European Championships.
- Set a women's world record for a marathon in the 2002 Chicago Marathon and broke the record a year later in London with a time of 2 hours, 15 minutes, 25 seconds.
- Was named the International Association of Athletics Federations' female athlete of the year in 2002.
- Won the World Athlete of the Year Award from the Association of International Marathons and Distance Races in 2002, 2003 and 2005.
- Won the marathon at the 2005 World Championships in Helsinki.
- Won the New York City Marathon in 2004, 2007 and 2008.
- Was inducted into the England Athletics Hall of Fame in 2010.
- Scheduled to make her fifth consecutive Olympics appearance in the 2012 London games.
- Isla Lough — Daughter
- Raphael Lough — Son
- Martin Radcliffe — Brother
- Pat Radcliffe — Mother
- Peter Radcliffe — Father
- Gary Lough — Husband
- Loughborough University, Loughborough, Leicestershire, England (1996)