Tamsyn Carolyn Lewis is an Australian media personality and former track and field athlete who won a total of eighteen Australian Championships across the 400 metres, 800 metres and 400m hurdles. She first represented Australia in 1994, and won the 800 metres in the 2008 World Indoor Championships.

The 7th IAAF World Indoor Championships in Athletics were held in the Green Dome Maebashi stadium in Maebashi, Japan from March 5 to March 7, 1999. It was the first time the Championships were staged outside Europe or North America. Primo Nebiolo, president of the IAAF, characterized the championships as "the greatest ever". There were a total number of 487 participating athletes from 115 countries.