Alexandr Dolgopolov Alexandr Oleksandrovych Dolgopolov (born 7 November 1988), formerly known as Oleksandr Dolgopolov Jr., is a Ukrainian retired professional tennis player. He changed his forename spelling to the current form in May 2010. Dolgopolov reached the qu ...

was the defending champion but lost in the semifinals to

Marin Čilić Marin Čilić (; born 28 September 1988) is a Croatian professional tennis player. He has been ranked world No. 3 in men's singles by the Association of Tennis Professionals (ATP), achieved on 28 January 2018. Čilić has won 21 ATP Tour-level si ...

, who won the title by beating

Marcel Granollers Marcel Granollers Pujol (; ; born 12 April 1986) is a Spanish professional tennis player. He reached a career-high doubles ranking of world No. 1 on 6 May 2024, becoming the second Spanish man to achieve the feat (after Emilio Sánchez Vicari ...

6–4, 6–2 in the final.

Seeds

The top four

seeds In botany, a seed is a plant structure containing an embryo and stored nutrients in a protective coat called a ''testa''. More generally, the term "seed" means anything that can be sown, which may include seed and husk or tuber. Seeds are the ...

receive a bye into the second round.

Draw

Finals

Top half

Bottom half

Qualifying

Seeds

Qualifiers

Draw

First qualifier

Second qualifier

Third qualifier

Fourth qualifier

References

Main Draw

Qualifying Draw
{{DEFAULTSORT:ATP Vegeta Croatia Open Umag - Singles, 2012 Croatia Open Umag - Singles

2012 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 sp ...