Ivo Karlovic tells The Tennis Space that he doesn’t necessarily buy that Australia’s Sam Groth broke the world’s fastest serve record at a Challenger in Korea last month. Groth allegedly hit ...

But then there’s a lot of 6’11” Ivo Karlovic—especially if you ... informally known as the “Bullring.” As always, Karlovic’s serve was the main agent of Dimitrov’s doom, but ...

Reilly Opelka is the joint-tallest ranked tennis player in history along with Ivo Karlovic ... and he once held the record for the fastest serve recorded in professional tennis, measured at ...