Father, Christian, is his coach and achieved career-high No. 39 on ATP Tour.
Mother, Lele Cathrine; sisters, Caroline and Charlotte.
Honoured by his fellow players with 2022 Stefan Edberg Sportsmanship Award.
Favourite surface is clay, shot is forehand and tournament is ATP Masters 1000 Monte Carlo.
Idol growing up was Rafael Nadal and went on to train at Rafa Nadal Academy.
If he wasn't a tennis player, he would be a pilot.
Enjoys golfing and watching NHL.
Favourite hockey team is Tampa Bay Lightning.
Likes eating Thai, Japanese and Italian food, as well as steak.
Uses 2 Instagram accounts, including 1 solely for golf (@casper_golfer).
Admiredby country music star Shania Twain, who supported him during hischampionship wins at 2021 and 2022 Gstaad.
(UPDATED 24 MAY 2025)
Top-ranked Norwegian in history rose from No. 7 to career-high No. 2 after falling to Alcaraz in 2022 US Open final with No. 1 ranking at stake.
First Norwegian to win an ATP Tour title (13), an ATP Masters 1000 title (2025 Madrid), play at Nitto ATP Finals (2021 SF, 2022 final, 2023 SF), and reach a Grand Slam final (2022-23 Roland Garros, 2023 US Open).
By reaching 2024 Nitto ATP Finals SF, he became 3rd player to reach SF at first three appearances at that event this century, joining Federer (2002-07) and Wawrinka (2013-15).
Earned biggest titles of his career on Spanish clay, ATP 500 title at 2024 Barcelona and ATP Masters 1000 title at 2025 Madrid.
Swept clay-court titles at Bastad, Gstaad and Kitzbuhel in July 2021 to become 1st player to win 3 titles in as many weeks since Murray at 2011 Bangkok, Tokyo and Shanghai.
Former No. 1 junior leads ATP Tour since start of 2020 season in clay-court wins (128), finals (17) and titles (12), highlighted by the biggest title of career at 2024 Barcelona.
Defeated World No. 1 Djokovic for biggest win of career en route to 2024 ATP Masters 1000 Monte-Carlo final.