Born and raised in Oslo, Norway where he is known for making history as the first Norwegian player to win the U.S. Amateur (2018) and the first player from Norway to compete in the Masters (2019).

Father, Harald, picked up golf while he was living and working in the United States (St. Louis) as an engineer. He brought golf clubs back to Norway and taught Viktor to play at age 11. Viktor spent most of the year practicing golf at an indoor driving range.

Learned English by watching movies, specifically historical dramas like "Lincoln."

Grew up interested in soccer and taekwondo.

Loves metal music like Metallica, Tool and System of the Down.

Won the 2018 U.S. Amateur at Pebble Beach Golf Links, defeating Devon Bling 6-and-5 in the 36-hole final. Trailed for just one hole during his six matches. Played a total of 104 holes in those matches, matching the fewest holes played by a champion since 1979.

Played three seasons at Oklahoma State, where he was a two-time first-team All-American and three-time first-team All-Big 12 selection. As a junior, was named Ben Hogan Award winner and Big 12 Player of the Year.

Reached the No. 1 spot in the World Amateur Golf Ranking.