Tommy Robredo Tomás Robredo Garcés (, ; born 1 May 1982) is a Spanish former professional tennis player. His career-high singles ranking was world No. 5, which he reached in August 2006 as a result of winning the 2006 Hamburg Masters – Singles, Hamburg M ...

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

Bernabé Zapata Miralles Bernabé Zapata Miralles (born 12 January 1997) is a Spanish professional tennis player. He has been ranked by the ATP as high as world No. 37 in singles, achieved in May 2023. He also has a career-high doubles ranking of world No. 404, attain ...

won the title after defeating

Jiří Lehečka Jiří Lehečka (; born 8 November 2001) is a Czech professional tennis player. He has a career-high ATP singles ranking of world No. 22, achieved on 24 February 2025, and a doubles ranking of No. 144, achieved on 15 January 2024. He has won two ...

6–3, 6–2 in the final.

Seeds

Draw

Finals

Top half

Bottom half

References

External links

Main drawQualifying draw
{{DEFAULTSORT:Poznań Open - 1, 2021 2021 ATP Challenger Tour

2021 Singles 1 (one, unit, unity) is a number, numeral, and glyph. It is the first and smallest positive integer of the infinite sequence of natural numbers. This fundamental property has led to its unique uses in other fields, ranging from science to ...