Alexey Vatutin Alexey Vatutin (; born 27 October 1992) is a Russian tennis player. He has a career high ATP singles ranking of world No. 136 achieved on 2 July 2018 and a doubles ranking of No. 510 achieved on 10 June 2019. Vatutin competes mainly on the ATP C ...

was the defending champion but lost in the quarterfinals to

Hubert Hurkacz Hubert Hurkacz (; born 11 February 1997) is a Polish professional tennis player. He has been ATP rankings, ranked as high as world No. 6 in singles by the Association of Tennis Professionals, ATP, making him the highest-ranked Polish man in singl ...

. Hurkacz won the title after defeating

Taro Daniel is an American-Japanese professional tennis player. He achieved a career-high singles ranking of world No. 58 on 15 January 2024. He has won one ATP Tour singles title at the 2018 Istanbul Open, as well as nine ATP Challenger Tour singles ti ...

6–1, 6–1 in the final.

Seeds

Draw

Finals

Top half

Bottom half

External links

Main drawQualifying draw
{{DEFAULTSORT:Poznań Open - Singles, 2018 2018 ATP Challenger Tour

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 ...