Philipp Kohlschreiber Philipp Eberhard Hermann Kohlschreiber (; born 16 October 1983) is a German former professional tennis player. The right-hander won eight singles and seven doubles titles on the ATP World Tour and made the quarterfinals at the 2012 Wimbledon Cha ...

was the defending champion but lost to

Tommy Haas Thomas Mario Haas (; born 3 April 1978) is a German former professional tennis player. He competed on the ATP Tour from 1996 to 2017. After breaking into the world top 100 in 1997, and reaching a career-high singles ranking of world No. 2 in May ...

in the semifinals.
Eventually, Haas won the title after defeating

Roger Federer Roger Federer (; born 8 August 1981) is a Swiss former professional tennis player. He was ranked world No. 1 by the Association of Tennis Professionals (ATP) for 310 weeks, including a record 237 consecutive weeks, and finished as the year-e ...

in the final by 7–6^(7–5), 6–4.

Seeds

The top four seeds 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:2012 Gerry Weber Open - Singles 2012 Gerry Weber Open