Lauri Aus (4 November 1970 – 20 July 2003) was an Estonian professional cyclist who represented his native country at three consecutive Summer Olympics, starting in 1992.

[1][2] Aus was born in Tartu and grew up in the village of Luua in Jõgeva County.

After four wins in 1996, he was signed to Casino the following year alongside countryman Jaan Kirsipuu.

[1] On 20 July 2003, while cycling on the Aovere-Kallaste-Omedu road in Tartu County in preparation for a later race in Karksi-Nuia, he was struck from behind by an Opel Ascona.

The driver of the vehicle was determined to have been drunk and later sentenced to three and a half years imprisonment.