![Interview: Ivo Karlovic, 39-year-old tennis veteran, on his YouTube lessons, Twitter humour and more Interview: Ivo Karlovic, 39-year-old tennis veteran, on his YouTube lessons, Twitter humour and more](https://s01.sgp1.cdn.digitaloceanspaces.com/article/109930-wpesrbfsev-1546770507.jpg)
Interview: Ivo Karlovic, 39-year-old tennis veteran, on his YouTube lessons, Twitter humour and more
![Ivo Karlovic, of Croatia, serves to Andrey Rublev, of Russia, during the first round of the US Open tennis championships, Monday, Aug. 30, 2021, in New York. (AP Photo/John Minchillo Stock Photo - Ivo Karlovic, of Croatia, serves to Andrey Rublev, of Russia, during the first round of the US Open tennis championships, Monday, Aug. 30, 2021, in New York. (AP Photo/John Minchillo Stock Photo -](https://c8.alamy.com/comp/2MDPBNC/ivo-karlovic-of-croatia-serves-to-andrey-rublev-of-russia-during-the-first-round-of-the-us-open-tennis-championships-monday-aug-30-2021-in-new-york-ap-photojohn-minchillo-2MDPBNC.jpg)
Ivo Karlovic, of Croatia, serves to Andrey Rublev, of Russia, during the first round of the US Open tennis championships, Monday, Aug. 30, 2021, in New York. (AP Photo/John Minchillo Stock Photo -
![Ivo Karlovic, of Croatia, celebrates after upsetting Roger Federer, of Switzerland, during a match at the Western & Southern Financial Group Masters tennis tournament, Thursday, July 31, 2008, in Mason, Ohio. Karlovic Ivo Karlovic, of Croatia, celebrates after upsetting Roger Federer, of Switzerland, during a match at the Western & Southern Financial Group Masters tennis tournament, Thursday, July 31, 2008, in Mason, Ohio. Karlovic](https://c8.alamy.com/comp/2P9TKM8/ivo-karlovic-of-croatia-celebrates-after-upsetting-roger-federer-of-switzerland-during-a-match-at-the-western-southern-financial-group-masters-tennis-tournament-thursday-july-31-2008-in-mason-ohio-karlovic-won-7-6-8-4-6-7-6-7-ap-photodavid-kohl-2P9TKM8.jpg)
Ivo Karlovic, of Croatia, celebrates after upsetting Roger Federer, of Switzerland, during a match at the Western & Southern Financial Group Masters tennis tournament, Thursday, July 31, 2008, in Mason, Ohio. Karlovic
![Maharashtra Open 2019: Serve-and-volleying Ivo Karlovic stands test of time | Tennis News - The Indian Express Maharashtra Open 2019: Serve-and-volleying Ivo Karlovic stands test of time | Tennis News - The Indian Express](https://images.indianexpress.com/2019/01/ivo-karlovic-1.jpg)
Maharashtra Open 2019: Serve-and-volleying Ivo Karlovic stands test of time | Tennis News - The Indian Express
![Happy 41st Birthday to one of the greatest servers tennis has ever seen, Dr. Ivo Karlovic! : r/tennis Happy 41st Birthday to one of the greatest servers tennis has ever seen, Dr. Ivo Karlovic! : r/tennis](https://external-preview.redd.it/Kg_m2F7YjRyOYbzzXOYc4Yo8KMpHSZnzBkAYAq8CAKM.jpg?auto=webp&s=66d555fa2fe64dff39ff5db8aad4c0e1adb10d1d)