Ivo Karlović
A 6-foot-11 Croatian giant who weaponized his height into the most feared serve in tennis, firing over 13,000 aces in a record-breaking career.
Born 1979 (age 47)·Croatian tennis player·Birthday: February 28·Generation X
Biography
Ivo Karlović stepped onto the court as a walking spectacle, his 6-foot-11 frame making him the tallest player to ever compete at the highest level. He turned his physical anomaly into a devastating tactical weapon, building an entire, highly effective career around one of the greatest serves the sport has ever seen. The Karlović service game was a ritual of power and geometry; his cannonball first serve and tricky, kicking second serve were nearly unbreakable, leading to countless tiebreaks and frustrating opponents for nearly two decades. While his movement was limited, his volleying touch was surprisingly deft, and he parlayed his serve into eight ATP titles and a top-20 ranking. For years, he held the official record for the fastest serve and was the all-time ace king, his statistical dominance a testament to the singular, overwhelming skill he perfected.
Generation X
1965–1980
The latchkey kids. Raised during divorce, recession, and the end of the Cold War. Skeptical, self-reliant, media-literate. They invented indie culture, grunge, and the early internet — then watched the Boomers take credit.
Ivo was born in 1979, placing them squarely in the Generation X. The events that shaped this generation — economic uncertainty, the end of the Cold War, and the rise of personal computing — shaped the world they entered and the choices available to them.
#1 When Ivo Was Born
The biggest hits of 1979
#1 Movie
Kramer vs. Kramer
Best Picture
Kramer vs. Kramer
#1 TV Show
Laverne & Shirley
Ivo's Life & Times
The world at every milestone
1979Born
Iran hostage crisis begins; Three Mile Island accident
Gas: $0.86/galHome: $37,900Min wage: $2.90/hrPresident: Jimmy Carter"My Sharona" — The KnackBest Picture: Kramer vs. Kramer
1984Started school
Apple Macintosh introduced
Gas: $1.13/galHome: $59,800Min wage: $3.35/hrPresident: Ronald Reagan"When Doves Cry" — PrinceBest Picture: Amadeus
1992Became a teenager
LA riots after Rodney King verdict
Gas: $1.13/galHome: $84,300Min wage: $4.25/hrPresident: George H.W. Bush"End of the Road" — Boyz II MenBest Picture: Unforgiven
1995Could drive
Oklahoma City bombing; Windows 95 released
Gas: $1.15/galHome: $96,500Min wage: $4.25/hrPresident: Bill Clinton"Gangsta's Paradise" — CoolioBest Picture: Braveheart
1997Could vote
Princess Diana dies in Paris car crash; Harry Potter published
Gas: $1.23/galHome: $104,100Min wage: $5.15/hrPresident: Bill Clinton"Candle in the Wind 1997" — Elton JohnBest Picture: Titanic
2000Turned 21
Y2K passes without incident; contested Bush-Gore election
Gas: $1.51/galHome: $119,600Min wage: $5.15/hrPresident: Bill Clinton"Breathe" — Faith HillBest Picture: Gladiator
2009Turned 30
Michael Jackson dies; Bitcoin created
Gas: $2.35/galHome: $148,500Min wage: $7.25/hrPresident: Barack Obama"Boom Boom Pow" — The Black Eyed PeasBest Picture: The Hurt Locker
2019Turned 40
First image of a black hole; Hong Kong protests
Gas: $2.60/galHome: $224,400Min wage: $7.25/hrPresident: Donald Trump"Old Town Road" — Lil Nas XBest Picture: Parasite
2026Age 47 today
Gas: $3.91/galPresident: Donald Trump
Key Achievements
- Held the ATP record for career aces (13,728) for several years before it was broken in 2022.
- Officially recorded the fastest serve in professional tennis at 156 mph (251 km/h) in 2011.
- Won eight ATP Tour singles titles, with his final victory coming in 2016 at the age of 37.
- Reached a career-high singles ranking of World No. 14 in 2008.
Did You Know?
He did not play his first full season on the ATP Tour until he was 24 years old.
Karlović famously defeated defending champion Lleyton Hewitt in the first round of Wimbledon in 2003, a match that announced his arrival.
He is an avid chess player.
His daughter is named Jada, and he has a tattoo of her name on his arm.
“I don't think about records. I just go out there and serve.”
