This must go down as the record achieved with the least fanfare in 2011. Let it be known that Ivo Karlovic hit the fastest serve ever recorded, in the fourth set of a first-round Davis Cup doubles ...

Ivo Karlovic, the towering Croatian known for his booming serve, has officially announced his retirement from tennis more than two years after playing his last tournament match. The 2.11-meter (6 foot ...

Croatia's Ivo Karlovic joined Goran Ivanisevic in the 10,000 ace club on Tuesday. The 36-year-old Croatian served a tee ace when serving at 3-3 in the second set of his clash with Milos Raonic at the ...

WIMBLEDON, England(AP) As Ivo Karlovic unfurled his 6-foot-10 frame and pounded ace after ace after ace at Wimbledon on Friday, his opponent quickly came to a realization. ``You cannot do nothing,'' ...

Ivo Karlovic served his 9,000th career ace Monday in beating Lukas Rosol 7-6 (4), 6-3 in the first round of the Qatar Open. The 35-year-old Croat joins retired players Goran Ivanisevic and Andy ...

Ivo Karlovic and Steve Johnson were among the seeds to progress at the Memphis Open on Tuesday, along with qualifiers Denis Kudla, Austin Krajicek and Ryan Harrison. O Omnisports Pulse Follow Karlovic ...

Four years ago at Wimbledon, a veritable stork of a man scored one of the biggest upsets in tennis history. Ivo Karlovic, standing 6-foot-10 and playing his first Grand Slam event, knocked off ...

Andy Murray has a new home court, and it's quite a ways from his native Scotland. It's in downtown San Jose, the only stop on the ATP tour where the 19-year-old Murray has won a tournament. Twice, in ...

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BERLIN, March 6 (Reuters) - Croatia's Ivo Karlovic broke the fastest serve world record when he fired a 251 kmph (156mph) blast during his country's Davis Cup tie against Germany in Zagreb, the ...