HD 83443 b is an extrasolar planet approximately 134 light-years away[2] in the constellation of Vela.

It was discovered in 2000 by the Geneva Extrasolar Planet Search Team led by Michel Mayor.

[1] It has a minimum mass comparable to Saturn, and its orbit is one of the shortest known, 1/25th that of Earth's.

The name was selected in the NameExoWorlds campaign by Kenya, during the 100th anniversary of the IAU.

Buru means dust in the Dholuo language.