Nathan William Cavaco Antunes (born 23 April 1988) in Sydney, Australia is best known as an Australian race car driver.

Antunes began in Formula Ford after missing the first race of the season due to age licence restrictions.

[3] Antunes also competed in the Formula 3 Recaro Cup German Championship in 2006 with the HS Technik Motorsport team.

At three events Antunes placed eighth, sixth, fourth, third, first and retired due to car failure and took one pole position in six races.

On 30 October 2007, Antunes tested for Super Nova Racing at Paul Ricard Circuit in France.

Antunes competed in the Toyota Racing Series in New Zealand with Team European Technique owned by Trevor Sheumatk.