This article is about the Challenger tournament in Santos, which was played from 1983 to 1989. For the other Challenger tournament in Santos, see ATP Challenger Santos .
The ATP Challenger Santos (officially: Santos Challenger ) was a tennis tournament that was held three times between 1983 and 1989 in Santos , Brazil . It was part of the ATP Challenger Tour and was played outdoors on clay. Danilo Marcelino is the only multiple tournament winner with one title each in singles and doubles.