Halle is the first tournament Roger Federer has won 10 times.
Raven Klaasen and Michael Venus beat Lukasz Kubot and Marcelo Melo to win their first title of 2019.
Roger Federer celebrates his 10th Halle trophy, which is also his 102nd tour-level title.
Roger Federer beats Pierre-Hugues Herbert to improve to 67-7 in Halle.
David Goffin does not lose his serve en route to his semi-final victory against Matteo Berrettini.
Roger Federer improves to 66-7 in Halle.
David Goffin picks up his first win over Alexander Zverev in Halle.
Roger Federer improves to 12-6 against Jo-Wilfried Tsonga in their FedEx ATP Head2Head series.
Karen Khachanov was ranked outside the Top 35 of the ATP Rankings just 12 months ago.
Alexander Zverev is going for his first Halle title this week.
Borna Coric wins his first tour-level meeting with Joao Sousa on Wednesday in Halle.
Karen Khachanov improves to 1-0 against Jan-Lennard Struff in their FedEx ATP Head2Head series.
Dustin Brown, left, and Tim Puetz dismiss the reigning Roland Garros champions in straight sets on Tuesday in Halle.
Defending NOVENTI OPEN champion Borna Coric saves the two break points he faces to reach the second round in Halle.
Roger Federer begins his pursuit of a 10th Halle title with a straight-sets victory against John Millman on Tuesday.
Alexander Zverev is looking to win his first NOVENTI OPEN title this week in Halle.
Karen Khachanov seeks his first grass-court title this week in Halle.
Roger Federer owns a 63-7 record at the NOVENTI OPEN.
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