The 2006 Medibank International was a tennis tournament played on outdoor hard courts. It was the 114th edition of the event known that year as the Medibank International, and was part of the International Series of the 2006 ATP Tour, and of the Tier II Series of the 2006 WTA Tour. Both the men's and the women's events took place at the NSW Tennis Centre in Sydney, Australia, from 9 through 17 January 2006.
See main article: 2006 Medibank International – Men's singles. 
James Blake defeated 
Igor Andreev, 6–2, 3–6, 7–6(7–3)
See main article: 2006 Medibank International – Women's singles. 
Justine Henin-Hardenne defeated 
Francesca Schiavone, 4–6, 7–5, 7–5
See main article: 2006 Medibank International – Men's doubles. 
Fabrice Santoro / Nenad Zimonjić defeated 
František Čermák / Leoš Friedl, 6–1, 6–4
See main article: 2006 Medibank International – Women's doubles. Corina Morariu / 
Rennae Stubbs defeated 
Virginia Ruano Pascual / 
Paola Suárez, 6–3, 5–7, 6–2