João Domingues João Domingues (born 5 October 1993) is a Portuguese tennis player who currently competes mostly on the ATP Challenger Tour. In 2015, Domingues made his debut for Portugal Davis Cup team. In February 2020, he achieved a career-high singles wor ...

was the defending champion but chose not to defend his title.

Gianluigi Quinzi Gianluigi Quinzi (; born 1 February 1996), is an Italian tennis coach and former tennis player. On 15 April 2019 he reached his career-high singles ranking of world No. 142 on the ATP World Tour rankings. He reached his career high ranking of No ...

won the title after defeating

Gian Marco Moroni Gian Marco Moroni (born 13 February 1998) is an Italian professional tennis player. Moroni has a career-high ATP singles ranking of world No. 159, which he first achieved in June 2022. He also has a career-high ATP doubles ranking of world No. ...

6–2, 6–2 in the final.

Seeds

Draw

Finals

Top half

Bottom half

References

Main DrawQualifying Draw
{{DEFAULTSORT:XVI Venice Challenge Save Cup - Singles Venice Challenge Save Cup - Singles

2018 Singles Eighteen or 18 may refer to: * 18 (number) * One of the years 18 BC, AD 18, 1918, 2018 Film, television and entertainment * ''18'' (film), a 1993 Taiwanese experimental film based on the short story ''God's Dice'' * ''Eighteen'' (film), a 2 ...