Robin Haase Robin Haase (; born 6 April 1987) is a Dutch professional tennis player. He reached his career-high ATP singles ranking of world No. 33 in July 2012, and has won two singles titles, at the Austrian Open in both 2011 and 2012. Haase also reache ...

and

Philipp Oswald Philipp Oswald (; born 23 January 1986) is an Austrian professional tennis player who primarily plays doubles events on the ATP Tour. On 7 December 2009, he reached his highest ATP singles ranking of world No. 206, and his highest doubles rankin ...

were the reigning champions from when the tournament was last held in

2019 File:2019 collage v1.png, From top left, clockwise: Hong Kong protests turn to widespread riots and civil disobedience; House of Representatives votes to adopt articles of impeachment against Donald Trump; CRISPR gene editing first used to experim ...

, but chose not to defend their title.

Fernando Romboli Fernando Romboli de Souza (born 4 January 1989, in Rio de Janeiro, Brazil) is a Brazilian professional tennis player. A doubles specialist, Romboli competes mainly on the ATP Challenger Tour. He reached his highest ATP singles ranking, No. 2 ...

and David Vega Hernández won the title, defeating

Tomislav Brkić Tomislav Brkić (; born 9 March 1990) is a Bosnian professional tennis player. He has won one ATP doubles title with Serbian partner Nikola Ćaćić. Brkić achieved a career-high in doubles of World No. 37 on 23 May 2022. He is currently the ca ...

and

Nikola Ćaćić Nikola Ćaćić ( sr-Cyrl, Никола Ћаћић, ; born 7 December 1990) is a Serbian professional tennis player. He has a career-high ranking of World No. 35 in doubles achieved on 8 November 2021. He has won three doubles titles in the ATP ...

in the final, 6–3, 7–5.

Seeds

Draw

References

External Links

Main Draw
{{DEFAULTSORT:2021 Croatia Open Umag - Doubles Croatia Open Umag - Doubles